# STC SA12428CH - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Lycoming Engines, An Operating Division of AVCO Corporation, United States - Description: Installation of the Lycoming Engines Electronic Ignition System (EIS) - Applied: July 8, 2026 - Status date: August 7, 2026 - Product: Aircraft, Small Airplane - Certification basis: Part 23 - Data sheets: [TCDS A9EU](https://openairdocs.org/tcds/A9EU), [TCDS A10EU](https://openairdocs.org/tcds/A10EU), [TCDS A17WE](https://openairdocs.org/tcds/A17WE), [TCDS A55EU](https://openairdocs.org/tcds/A55EU), [TCDS A4WE](https://openairdocs.org/tcds/A4WE), [TCDS A-758](https://openairdocs.org/tcds/A-758), [TCDS A18CE](https://openairdocs.org/tcds/A18CE), [TCDS A21CE](https://openairdocs.org/tcds/A21CE), [TCDS A11SW](https://openairdocs.org/tcds/A11SW), [TCDS A22NM](https://openairdocs.org/tcds/A22NM), [TCDS A8SO](https://openairdocs.org/tcds/A8SO), [TCDS A17EU](https://openairdocs.org/tcds/A17EU), [TCDS A12SO](https://openairdocs.org/tcds/A12SO), [TCDS A17SO](https://openairdocs.org/tcds/A17SO), [TCDS A00053SE](https://openairdocs.org/tcds/A00053SE), [TCDS 7A14](https://openairdocs.org/tcds/7A14), [TCDS A51EU](https://openairdocs.org/tcds/A51EU), [TCDS A47CE](https://openairdocs.org/tcds/A47CE), [TCDS 1A21](https://openairdocs.org/tcds/1A21), [TCDS A9WE](https://openairdocs.org/tcds/A9WE) and 53 more - Certificate PDF: https://openairdocs.org/files/sha256/b8/e6/b8e6a9cb72621b72bc2939aa6be6aa6a448201511af864537a3734abd7590722 - Approved model list and other attachments: [SA12428CH_AML.pdf](https://openairdocs.org/files/sha256/fc/64/fc64ba0f097ae8e8a812202e01de64ee9936d33fc65e7adf36a5f19df9208b9d) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189112048920260911163553.0001 - DRS record last changed: September 17, 2026 - Page: https://openairdocs.org/stc/SA12428CH ## ADs that name it (0) None. ## Approved models (263, first 50) - Aermacchi S.p.A. F.260 ([TCDS A10EU](https://openairdocs.org/tcds/A10EU)) - Aermacchi S.p.A. F.260B ([TCDS A10EU](https://openairdocs.org/tcds/A10EU)) - Aermacchi S.p.A. F.260C ([TCDS A10EU](https://openairdocs.org/tcds/A10EU)) - Aermacchi S.p.A. F.260D ([TCDS A10EU](https://openairdocs.org/tcds/A10EU)) - Aermacchi S.p.A. F.260E ([TCDS A10EU](https://openairdocs.org/tcds/A10EU)) - Aermacchi S.p.A. F.260F ([TCDS A10EU](https://openairdocs.org/tcds/A10EU)) - Aermacchi S.p.A. S.205 - 18/F ([TCDS A9EU](https://openairdocs.org/tcds/A9EU)) - Aermacchi S.p.A. S.205 - 18/R ([TCDS A9EU](https://openairdocs.org/tcds/A9EU)) - Aermacchi S.p.A. S.205 - 20/F ([TCDS A9EU](https://openairdocs.org/tcds/A9EU)) - Aermacchi S.p.A. S.205 - 20/R ([TCDS A9EU](https://openairdocs.org/tcds/A9EU)) - Aermacchi S.p.A. S.208 ([TCDS A9EU](https://openairdocs.org/tcds/A9EU)) - Aerostar Aircraft Corporation PA-60-600 (Aerostar 600) ([TCDS A17WE](https://openairdocs.org/tcds/A17WE)) - Airbus Poland S.A. PZL-104M WILGA 2000 ([TCDS A55EU](https://openairdocs.org/tcds/A55EU)) - Aircraft Parts & Development Corp. A-4 ([TCDS A-758](https://openairdocs.org/tcds/A-758)) - Aircraft Parts & Development Corp. A-5 ([TCDS A-758](https://openairdocs.org/tcds/A-758)) - Aircraft Parts & Development Corp. A-5T ([TCDS A-758](https://openairdocs.org/tcds/A-758)) - Aircraft Parts & Development Corp. A-6 ([TCDS A-758](https://openairdocs.org/tcds/A-758)) - Aircraft Parts & Development Corp. A-9A ([TCDS A4WE](https://openairdocs.org/tcds/A4WE)) - Alexandria Aircraft LLC 17-30A ([TCDS A18CE](https://openairdocs.org/tcds/A18CE)) - Alexandria Aircraft LLC 17-31A ([TCDS A18CE](https://openairdocs.org/tcds/A18CE)) - Alexandria Aircraft LLC 17-31ATC ([TCDS A18CE](https://openairdocs.org/tcds/A18CE)) - American Champion Aircraft Corp. 8GCBC ([TCDS A21CE](https://openairdocs.org/tcds/A21CE)) - American Champion Aircraft Corp. 8KCAB ([TCDS A21CE](https://openairdocs.org/tcds/A21CE)) - Anderson Greenwood & Company 51 ([TCDS A11SW](https://openairdocs.org/tcds/A11SW)) - Anderson Greenwood & Company 51A ([TCDS A11SW](https://openairdocs.org/tcds/A11SW)) - Aviat Aircraft Inc A-1 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Aviat Aircraft Inc A-1A ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Aviat Aircraft Inc A-1B ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Aviat Aircraft Inc A-1C-180 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Aviat Aircraft Inc A-1C-200 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM)) - Aviat Aircraft Inc S-1S ([TCDS A8SO](https://openairdocs.org/tcds/A8SO)) - Aviat Aircraft Inc S-1T ([TCDS A8SO](https://openairdocs.org/tcds/A8SO)) - Aviat Aircraft Inc S-2 ([TCDS A8SO](https://openairdocs.org/tcds/A8SO)) - Aviat Aircraft Inc S-2A ([TCDS A8SO](https://openairdocs.org/tcds/A8SO)) - Aviat Aircraft Inc S-2B ([TCDS A8SO](https://openairdocs.org/tcds/A8SO)) - Aviat Aircraft Inc S-2C ([TCDS A8SO](https://openairdocs.org/tcds/A8SO)) - Aviat Aircraft Inc S-2S ([TCDS A8SO](https://openairdocs.org/tcds/A8SO)) - Britten-Norman Aircraft Ltd. BN-2 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU)) - Britten-Norman Aircraft Ltd. BN-2A ([TCDS A17EU](https://openairdocs.org/tcds/A17EU)) - Britten-Norman Aircraft Ltd. BN-2A-2 ([TCDS A17EU](https://openairdocs.org/tcds/A17EU)) - Commander Aircraft Corporation 112 ([TCDS A12SO](https://openairdocs.org/tcds/A12SO)) - Commander Aircraft Corporation 112B ([TCDS A12SO](https://openairdocs.org/tcds/A12SO)) - Commander Aircraft Corporation 114B ([TCDS A12SO](https://openairdocs.org/tcds/A12SO)) - Commander Aircraft Corporation 114TC ([TCDS A12SO](https://openairdocs.org/tcds/A12SO)) - Cougar Aircraft Corporation GA-7 ([TCDS A17SO](https://openairdocs.org/tcds/A17SO)) - Cub Crafters Inc. CC19-180 ([TCDS A00053SE](https://openairdocs.org/tcds/A00053SE)) - Daher MS 892E-150 ([TCDS 7A14](https://openairdocs.org/tcds/7A14)) - Daher MS 893E ([TCDS 7A14](https://openairdocs.org/tcds/7A14)) - Daher Rallye 150 ST ([TCDS 7A14](https://openairdocs.org/tcds/7A14)) - Daher Rallye 150 T ([TCDS 7A14](https://openairdocs.org/tcds/7A14)) All 263: https://openairdocs.org/stc/SA12428CH/models.md ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. SA12428CH Lycoming Engines, An Operating Division of AVCO Corporation 652 Oliver Street Williamsport, Pennsylvania 17701 Part 23 the Title 14, Code of Federal Regulations *See attached FAA Approved Model List (AML) No. SA12428CH for list of approved airplane model and applicable airworthiness regulations 1) The installer must determine whether this design change is compatible with previously approved modifications. (See Continuation Sheet 3 of 4) 07/08/2026 08/07/2026 09/09/2026 07/31/2026 for Jason S. Deutschman Acting Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3 SA12428CH 09/09/2026 3 SA12428CH 09/09/2026 Description of Type Design Change (Continued): Installation of the Lycoming Engines Electronic Ignition System (EIS) in accordance with (1) Master Data List (MDL) 99A100853, Rev -, dated July 27, 2026, or later FAA approved revision. (2) Instructions for Continued Airworthiness (ICA) Lycoming Part Number: ICA-0005, dated June 6, 2026, or later FAA accepted revision, shall be made available to the operator at the time of installation and be incorporated into the operator's maintenance program. (3) Aircraft Flight Manual Supplement (AFMS) SSP-323, Rev IR, dated July 15, 2026, or later FAA approved revision, is required and must be carried during all flights 2) If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission. 3) Prerequisite TC/STC/Documents: a) SI-1443 Rev-T (or later FAA accepted revision) Approved Slick Magnetos, Hartzell PowerUp Magnetos, and Lycoming Electronic Ignition System (EIS) on Lycoming Engines b) SA04400NY for TCW Technologies, LLC installation of the integrated Backup Battery System (IBBS), (when applicable) c) SI-1569 Rev-B (or later FAA accepted revision) Installation Operation and Maintenance of Lycoming EIS d) SSP-625 Rev-IR (or later FAA accepted revision) Installation Instructions for Lycoming EIS e) SSP-423 Rev-IR (or later FAA accepted revision) Fixed Wing AML -END- 3 3 ### SA12428CH_AML.pdf FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Date of Issuance: July 31, 2026 Date Reissued: September 9, 2026 SSP-423 Page 1 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Title, Number Revision, Date Airframe Installation, Operation, and Installation Maintenance of Lycoming Instruction S.205 -18/F O-360-A1A Electronic Ignition System Number SSP-625, - (EIS), Approved SI-1569 07/22/2026 Installation, Operation, and Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 Maintenance of Lycoming S.205-18/R O-360-A1A Electronic Ignition System - (EIS), SI-1569 **SEE NOTE 1,** Installation, Operation, and Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 Aermacchi S.p.A CAR 3 and Maintenance of Lycoming 1 (Aermacchi S.p.A) S.205-20/F IO-360-A1A A9EU amendments Electronic Ignition System - [Siai Marchetti] listed in TCDS (EIS), No.A9EU SI-1569 Installation, Operation, and Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 Maintenance of Lycoming S.205-20/R IO-360-A1A Electronic Ignition System - (EIS), SI-1569 Installation, Operation, and Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 Maintenance of Lycoming SF.208 O-540-E4A5 Electronic Ignition System - (EIS), SI-1569 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 2 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Title, Number Revision, Date Airframe SEE NOTE 1, Installation, Operation, and Installation CAR 3 and Maintenance of Lycoming Instruction SF.208A O-540-E4A5 A9EU amendments Electronic Ignition System Number SSP-625, - listed in TCDS (EIS), Approved No.A9EU SI-1569 07/22/2026 Airframe Installation, Operation, and Installation Maintenance of Lycoming Instruction F.260 O-540-E4A5 Electronic Ignition System Number SSP-625, - (EIS), Approved SI-1569 07/22/2026 Airframe Installation, Operation, and Installation Aermacchi S.p.A Maintenance of Lycoming Instruction 1 (Aermacchi S.p.A) F.260B O-540-E4A5 Electronic Ignition System Number SSP-625, - [Siai Marchetti] SEE NOTE 1, FAR 23 and (EIS), SI-1569 Approved 07/22/2026 A10EU amendments listed in TCDS No. A10EU Installation, Operation, and Maintenance of Lycoming Airframe Installation Instruction O-540-E4A5 Electronic Ignition System Number SSP-625, - (EIS), Approved SI-1569 07/22/2026 F.260C Airframe Installation, Operation, and Installation AEIO-540- D4A5 Maintenance of Lycoming Electronic Ignition System (EIS), Instruction Number SSP-625, Approved - SI-1569 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 3 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Title, Number Revision, Date Airframe Installation, Operation, and Installation Maintenance of Lycoming Instruction O-540-E4A5 Electronic Ignition System Number SSP-625, - (EIS), Approved SI-1569 07/22/2026 F.260D Airframe Installation, Operation, and Installation AEIO-540- D4A5 Maintenance of Lycoming Electronic Ignition System (EIS), Instruction Number SSP-625, Approved - SI-1569 07/22/2026 Airframe SEE NOTE 1, Installation, Operation, and Installation Aermacchi S.p.A FAR 23 and Maintenance of Lycoming Instruction 1 (Aermacchi S.p.A) O-540-D4A5 A10EU amendments Electronic Ignition System Number SSP-625, - [Siai Marchetti] listed in TCDS (EIS), Approved No. A10EU SI-1569 07/22/2026 F.260E Airframe Installation, Operation, and Installation AEIO-540- D4A5 Maintenance of Lycoming Electronic Ignition System (EIS), Instruction Number SSP-625, Approved - SI-1569 07/22/2026 Airframe Installation, Operation, and Installation Maintenance of Lycoming Instruction F.260F O-540-E4A5 Electronic Ignition System Number SSP-625, - (EIS), Approved SI-1569 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 4 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Title, Number Revision, Date Aerostar Aircraft Corporation PA-60-600 IO-540-K1F5 A17WE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A17WE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-K1J5 Airbus Poland S.A. (Airbus Poland S.A.) [EADS-PZL Warszawa-Okecie S.A. | Wytwornia] **PZL-104M WILGA 2000** IO-540-K1D5 A55EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A55EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-K1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 5 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Title, Number Revision, Date Airbus Poland S.A. (Airbus Poland S.A.) [EADS-PZL Warszawa-Okecie S.A. | Wytwornia] **PZL-104MA WILGA 2000** IO-540-K1D5 A55EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A55EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **PZL-104MA WILGA 2000** IO-540-K1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Aircraft Parts & Development Corp (Aircraft Parts & Development Corp) [AAMSA\Aero Commander\Intermountain] A-9A O-540-B2B5 A4WE SEE NOTE 1, CAR 3 and amendments listed in TCDS No.A4WE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A-4 O-320-A2A A-758 SEE NOTE 1, CAR 8/ Part 23 and amendments listed in TCDS No.A-758 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A-5 O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 6 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Aircraft Parts & Development Corp (Aircraft Parts & Development Corp) [AAMSA\Aero Commander\Intermountain] A-5T O-320-A2A A-758 SEE NOTE 1, CAR 8/ Part 23 and amendments listed in TCDS No.A-758 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A-6 O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-C1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Alexandria Aircraft LLC (Alexandria Aircraft LLC) [Bellanca, Inc] 17-31A IO-540-K1E5 A18CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A18CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 17-31A IO-540-K1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 7 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Alexandria Aircraft LLC (Alexandria Aircraft LLC) [Bellanca, Inc] 17-31A IO-540-K1A5 A18CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A18CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **17-31ATC** IO-540-K1E5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-K1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-K1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - American Champion Aircraft Corp. (American Champion Aircraft Corp.) [Bellanca\Champion] **8KCAB** IO-320-E1A A21CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A21CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 8 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date American Champion Aircraft Corp. (American Champion Aircraft Corp.) [Bellanca\Champion] **8KCAB** IO-320-E1B A21CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A21CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **AEIO-320-E1B** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - American Champion Aircraft Corp. (American Champion Aircraft Corp.) [Bellanca\Champion] **8KCAB** **AEIO-320-E2B** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **AEIO-360-H1A** **AEIO-360-H1B** **AEIO-390-A1B6** **8GCBC** O-360-C2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 9 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date American Champion Aircraft Corp. (American Champion Aircraft Corp.) [Bellanca\Champion] **8GCBC** O-360-C1A A21CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A21CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-C1E Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-C2E Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-C1G Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-390-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 10 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Anderson Greenwood & Company (Anderson Greenwood & Company) [Bellanca] O-540-A4D5 A11SW SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A11SW Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-C4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 51A O-540-A4D5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-C4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Aviat Aircraft Inc (Aviat Aircraft Inc) [Sky Internation Inc. | Christen Industries\Aviat\Inc.\White International. Ltd.] A-1 O-360-C1G A22NM SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A22NM Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 11 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Aviat Aircraft Inc (Aviat Aircraft Inc) [Sky Internation Inc. | Christen Industries\Aviat\Inc.\White International. Ltd.] A-1 O-360-A1P A22NM SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A22NM Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A-1A O-360-A1P Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A-1B O-360-A1P Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-320-D2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A-1C-180 O-320-A1P Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 12 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Aviat Aircraft Inc (Aviat Aircraft Inc) [Sky Internation Inc. | Christen Industries\Aviat\Inc.\White International. Ltd.] A-1C-200 IO-360-A1D6 A22NM SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A22NM Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - S-1S IO-360-B4A A8SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A8SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - S-1T **AEIO-360-A1D** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **AEIO-360-A1E** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - S-2 IO-360-B4A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 13 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Aviat Aircraft Inc (Aviat Aircraft Inc) [Sky Internation Inc. | Christen Industries\Aviat\Inc.\White International. Ltd.] S-2A IO-360-A1A A8SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A8SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **AEIO-360-A1A** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - S-2A **AEIO-360-A1E** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - S-2S **AEIO-540- D4A5** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - S-2B **AEIO-540- D4A5** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 14 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Aviat Aircraft Inc (Aviat Aircraft Inc) [Sky Internation Inc. | Christen Industries\Aviat\Inc.\White International. Ltd.] S-2C **AEIO-540- D4A5** A8SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A8SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Britten-Norman Aircraft Ltd. (Britten-Norman Aircraft Ltd.) [Pilatus Britten-Norman] BN-2 O-540-E4C5 A17EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A17EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - BN-2A O-540-E4C5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - BN-2A-2 O-540-E4C5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Cirrus Design Corporation SR20 IO-390-C3B6 A00009CH SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A00009CH Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 15 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Commander Aircraft Corporation (Commander Aircraft Corporation) [CPAC, Inc.] IO-360-C1D6 A12SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A12SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 112B IO-360-C1D6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 114B IO-540-T4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 114TC **TIO-540-AGIA** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Cougar Aircraft Corporation (Cougar Aircraft Corporation) [American General Aircraft Holding Co., Inc.\Grumman\SOCATA] GA-7 O-320-D1D A17SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A17SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 16 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Cub Crafters Inc. CC19-180 O-360-C1G A00053SE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A00053SE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - DAHER (DAHER) [Morane Saulnier\Rallye\SOCATA - Groupe Aerospatiale] MS 892E-150 O-320-E2A 7A14 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.7A14 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MS 893E O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A3A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 17 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date DAHER (DAHER) [Morane Saulnier\Rallye\SOCATA - Groupe Aerospatiale] Rallye 150 ST O-320-E2A 7A14 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.7A14 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Rallye 150 T O-320-E2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Rallye 235 E O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Rallye 235 C O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - DAHER AEROSPACE (DAHER AEROSPACE) [SOCATA - Groupe Aerospatiale\SOCATA TB9 O-320-D2A A51EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A51EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 18 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date DAHER AEROSPACE (DAHER AEROSPACE) [SOCATA - Groupe Aerospatiale\SOCATA TB 200 IO-360-A1B6 A51EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A51EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Diamond Aircraft Industries Inc (Diamond Aircraft Industries Inc) [Diamond Aircraft Industries GmbH] DA 40 IO-360-M1A A47CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A47CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - DA 40 F O-360-A4M Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Dynac Aerospace Corporation O-290-D2C 1A21 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 1A21 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 10A O-320-A2B 1A21 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 1A21 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 19 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Dynac Aerospace Corporation 10A O-320-A2C 1A21 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 1A21 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Aero Commander Model 100- 180 O-360-A2F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Emerald Enterprises Ltd. (Emerald Enterprises Ltd.) Wing Aircraft Company D-1 IO-320-B1C A9WE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A9WE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-320-C1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Extra Aerobatic Aircraft GmbH **EXTRA NG** **AEIO-580-B1A** A00078CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A00078CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 20 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Extra Flugzeugproduktions- und Vertriebs- GmbH EA 300 **AEIO-540-L1B5** A67EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A67EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - EA 300/S **AEIO-540-L1B5** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - EA 300/L **AEIO-540-L1B5** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **AEIO-580-B1A** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - EA 300/200 **AEIO-360-A1E** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 21 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Extra Flugzeugproduktions- und Vertriebs- GmbH EA 300/LC **AEIO-580-B1A** A67EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A67EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Found Brothers Aviation Limited FBA Centennial 100 IO-540-G1D5 A13EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A13EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FS 2002 Corp. (FS 2002 Corp.) [Piper Aircraft, Inc.] PA-14 O-235-C1 A-797 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.A-797 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FS 2003 Corp. (FS 2003 Corp.) [Piper Aircraft, Inc.] PA-12 O-235-C1 A-780 SEE NOTE 1, CAR 3 and amendments listed in TCDS No. A-780 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - PA-12S O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 22 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date GA 8 Airvan (Pty) Ltd (GA 8 Airvan (Pty) Ltd) [Gippsland Aeronautics Pty. Ltd] GA8 IO-540-K1A5 A00011LA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A00011LA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - GA8-TC320 **TIO-540-AH1A** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - General Atomics AeroTec Systems GmbH (General Atomics AeroTec Systems GmbH) [Dornier-Werke GmbH\RUAG] Do 28 A-1 O-540-A1D 7A13 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.7A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Do 28 B-1 IO-540-A1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - GROB Aircraft AG G 120A **AEIO-540- D4D5** A49CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A49CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 23 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date GROB Aircraft AG G 115 O-235-H2C A57EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A57EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115A O-235-H2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115B O-320-D1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115B O-320-D2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115B O-320-D3G Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 24 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date GROB Aircraft AG G 115C O-320-D1A A57EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A57EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115C2 O-360-A1F6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115D **AEIO-360-B1F** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115D2 **AEIO-320-D1B** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - G 115EG **AEIO-360-B1B** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 25 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Lavia Argentina S.A. (Laviasa) PA-25 O-320-A2A 2A10 SEE NOTE 1, CAR 8 and amendments listed in TCDS No. 2A10 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-320-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - PA-25-235 O-540-B2B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-B2C5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - PA-25-260 O-540-G1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 26 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Lavia Argentina S.A. (Laviasa) PA-25-260 O-540-G2A5 2A10 SEE NOTE 1, CAR 8 and amendments listed in TCDS No. 2A10 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-F1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-D4A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Maule Aerospace M-5-235C O-540-J3A5 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-5-235C IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 27 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace M-5-235C O-540-B4B5 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-5-180C O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-6-235 O-540-J3A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-6-235 O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 28 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace M-6-180 O-360-C1F 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-7-235 O-540-J3A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-J3A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 29 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace MX-7-235 IO-540-W1A5 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-J3A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MX-7-180 O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **MXT-7-180** O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MT-7-235 IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 30 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace M-8-235 O-540-J3A5 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MX-7-160 O-320-B2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **MXT-7-160** O-320-B2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 31 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace MX-7-180A O-360-C1F 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MX-7-180A O-360-C4F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **MXT-7-180A** O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-C4F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MX-7-180B O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 32 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace M-7-235B O-540-J3A5 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-7-235A O-540-J3A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-7-235A IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 33 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace M-7-235A O-540-B4B5 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-7-235C O-540-J3A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MX-7-180C O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 34 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace M-7-260 IO-540-V4A5 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MT-7-260 IO-540-V4A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-7-260C IO-540-V4A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MX-7-160C O-320-B2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MX-7-180AC O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 35 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Maule Aerospace MX-7-180AC O-360-C4F 3A23 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A23 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-4-180V O-360-C1F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-C4F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M-9-235 IO-540-W1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - MICCO Aircraft Company **MAC-145A** IO-360-C1E6 3A1 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 3A1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 36 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date MICCO Aircraft Company **MAC-145B** IO-540-T4B5 3A1 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 3A1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Mooney International M20A O-360-A1D 2A3 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No. 2A3 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M20B O-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Mooney International M20B O-360-A1A 2A3 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No. 2A3 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 37 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Mooney International M20C O-360-A1D 2A3 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No. 2A3 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M20D O-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M20E IO-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 38 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Mooney International M20F IO-360-A1A 2A3 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No. 2A3 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M20G O-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M20J IO-360-A3B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M20M **TIO-540-AF1A** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - M20M **TIO-540-AF1B** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 39 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date NZSkydive Limited **FBA-2C** O-540-A1C5 A7EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A7EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **FBA-2C1** IO-540-D4A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **FBA-2C1** IO-540-L1C5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **FBA-2C2** IO-540-L1C5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **FBA-2C3** IO-580-B1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 40 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date NZSkydive Limited **FBA-2C3T** **TIO-540-AH1A** A7EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A7EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **FBA-2C4** IO-580-B1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - **FBA-2C4T** **TIO-540-AH1A** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Piper Aircraft Inc PA-16 O-235-C1 1A1 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - PA-16S O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 41 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-18A O-290-D AR-7 SEE NOTE 1, CAR 8 and amendments listed in TCDS No. AR-7 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - PA-18A “150” O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18A “150” O-320-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18A O-290-D 1A2 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A2 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18S O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 42 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-18S O-290-D 1A2 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A2 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18 “105” (Special) O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18S “105” (Special) O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18 “125” (Army L21A) O-290-D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18S “125” O-290-D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 43 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-18AS “125” O-290-D 1A2 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A2 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18 “150” O-320-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18 “150” O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18A “150” O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18A “150” O-320-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 44 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-18S “150” O-320-A2B 1A2 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A2 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-18AS “150” O-320-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-19S O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 45 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-19S O-290-D 1A2 SEE NOTE 1, CAR 8 and amendments listed in TCDS No. AR-7 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-20 O-290-D 1A4 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A4 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-20S O-290-D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-20 “115” O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-20S “115” O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 46 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-22 O-290-D 1A6 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-22-108 O-235-C1B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-22-108 O-235-C1 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-22-150 O-320-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-22-150 O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 47 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-22S-150 O-320-A2B 1A6 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-A2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-22-160 O-320-B2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-22-160 O-320-B2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-22S-160 O-320-B2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 48 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-22S-160 O-320-B2A 1A6 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-23 O-320-A3A 1A10 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A10 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-A3B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-23-160 O-320-B1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-B3B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 49 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-23-235 O-540-B1A5 1A10 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A10 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-23-250 O-540-A1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-540-A1D5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-540-C4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-E23-250 O-540-A1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 50 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-E23-250 O-540-A1D5 1A10 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A10 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-E23-250 IO-540-C4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-24 O-360-A1A 1A15 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A15 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-24-250 O-540-A1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 51 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-24-250 O-540-A1B5 1A15 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A15 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-540-A1C5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-540-A1D5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-540-D4A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-540-N1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 52 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-24-250 IO-540-R1A5 1A15 SEE NOTE 1, CAR 3 and amendments listed in TCDS No.1A15 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-24-260 O-540-E4A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-540-D4A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-540-N1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-540-R1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 53 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-28-140 O-320-E2A 2A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 2A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-E3D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28-150 O-320-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-E2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28-151 O-320-E3D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 54 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-28-160 O-320-B2B 2A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 2A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-D2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28S-160 O-320-D2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28-161 O-320-D3G Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-320-D2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 55 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-28-180 O-360-A3A 2A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 2A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-360-A4A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-360-A4M Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28S-180 O-360-A3A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-360-A4A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 56 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-28R-180 IO-360-B1E 2A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 2A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28-181 O-360-A4A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-360-A4M Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-360-B4A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28R-200 IO-360-C1C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 57 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-28R-200 IO-360-C1C6 2A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 2A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28R-201 IO-360-C1C6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-28-235 O-540-B2B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-540-B4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-30 IO-320-B1A A1EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A1EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 58 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-39 IO-320-B1A A1EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A1EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-320-B1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-40 IO-320-B1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-320-B1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-31 **TIO-540-A2A** A20SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A20SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 59 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-31 **TIO-540-A2B** A20SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A20SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 **TIO-540-A2C** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-31-300 IO-540-M1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-31-350 **TIO-540-J2B** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-31-350 **LTIO-540-J2B** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 60 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-32-260 O-540-E4B5 A3SO SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.A3SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-32-300 IO-540-K1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 IO-540-K1G5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-32S-300 IO-540-K1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-32R-301 IO-540-K1G5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 61 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc **PA-32R-301XTC** **TIO-540-AH1A** A3SO SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No. A3SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-32R-301T **TIO-540-AH1A** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-32-301 IO-540-K1G5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-32-301FT IO-540-K1G5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-34-200 **LIO-360-C1E6** A7SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A7SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 62 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-34-200 IO-360-C1E6 A7SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A7SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-38-112 O-235-L2C A18SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A18SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 O-235-L2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 PA-44-180 O-360-A1H6 A19SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A19SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 LO-360-A1H6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 63 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Piper Aircraft Inc PA-44-180 IO-360-B1G6 A19SO SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A19SO Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 **LIO-360-B1G6** Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 MOONEY INTERNATIONAL Polskie Zaklady Lotnieze Spolka zo.o (Polskie Zaklady Lotnieze Spolka zo.o) [PZL Mielec] **PZL M26 01** **AEIO-540-L1B5** A44CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A44CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Revo Incorporated Colonial C-1 O-320-A2A 1A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 1A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Colonial C-2 O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 64 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Revo Incorporated LA-4 O-360-A1A 1A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 1A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - LA-4A O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - LA-4P O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 65 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Revo Incorporated LA-4P O-360-A1D 1A13 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 1A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - LA-4-200 IO-360-A1B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - LA-4-200 IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 Lake Model 250 IO-540-C4B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 Ruschmeyer Luftfahrttechnik GmbH R90-230RG IO-540-C4D5 A77EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A77EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 66 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Cessna Aircraft Company] 172L O-320-E2D 3A12 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 3A12 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 172K O-320-E2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 172M O-320-E2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 172P O-320-D2J Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 172Q O-360-A4N Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 67 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Cessna Aircraft Company] 172R IO-360-L2A 3A12 SEE NOTE 1, FAR 23 and amendments listed in TCDS No. 3A12 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 172S IO-360-L2A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 182S IO-540-AB1A5 3A13 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A13 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 182T IO-540-AB1A5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - T182T IO-540-AK1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 68 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Cessna Aircraft Company] 172RG O-360-F1A6 3A17 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A17 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-235-L2C 3A19 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A19 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-235-N2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A152 O-235-L2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-235-N2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 69 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Cessna Aircraft Company] O-320-E2D A13CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A13CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 177A O-360-A2F Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 177B O-360-A1F6 A13CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A13CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - F152 O-235-L2C A13EU SEE NOTE 1, CAR 3 and amendments listed in TCDS No.A13EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-235-N2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 70 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Cessna Aircraft Company] FA152 O-235-L2C A13EU SEE NOTE 1, CAR 3 and amendments listed in TCDS No.A13EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-235-N2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 177RG IO-360-A1B6 A20CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A20CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - F177RG IO-360-A1B6 A26EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A26EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 206H IO-540-AC1A5 A4CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A4CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 71 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Cessna Aircraft Company] T206H **TIO-540-AJ1A** A4CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A4CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - F172L O-320-E2D A4EU SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.A4EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - F172M O-320-E2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - F172P O-320-D2J Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-235-C1 A-768 SEE NOTE 1, CAR 4 and amendments listed in TCDS No.A-768 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 72 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Cessna Aircraft Company] O-235-C1 A-768 SEE NOTE 1, CAR 4 and amendments listed in TCDS No.A-768 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Textron Aviation Inc. (Textron Aviation Inc.) [Beech Aircraft Corporation\Raytheon Aircraft Company | Raytheon Aircraft Company\Hawker Beechcraft Corporation] O-360-A1A 3A16 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A16 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - B95 O-360-A1A 3A16 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A16 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - B95A O-360-A1A Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - D95A IO-360-B1B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 73 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Beech Aircraft Corporation\Raytheon Aircraft Company | Raytheon Aircraft Company\Hawker Beechcraft Corporation] E95 IO-360-B1B 3A16 SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.3A16 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-320-D2B A1CE SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.A1CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A23-19 O-320-E2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-320-E3D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A23-24 IO-360-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 74 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Beech Aircraft Corporation\Raytheon Aircraft Company | Raytheon Aircraft Company\Hawker Beechcraft Corporation] A23-24 IO-360-A2D A1CE SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.A1CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A23-24 IO-360-A1B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A23-24 IO-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - A24 IO-360-A2B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-360-A2D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 75 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Beech Aircraft Corporation\Raytheon Aircraft Company | Raytheon Aircraft Company\Hawker Beechcraft Corporation] A24 IO-360-A1B A1CE SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.A1CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-360-A1D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - 19A O-320-E2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-320-E3D Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - B23 O-360-A2G Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 76 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Beech Aircraft Corporation\Raytheon Aircraft Company | Raytheon Aircraft Company\Hawker Beechcraft Corporation] C23 O-360-A2G A1CE SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.A1CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A4G Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A4K Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-A4J Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 A24R IO-360-A1B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 77 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Textron Aviation Inc. (Textron Aviation Inc.) [Beech Aircraft Corporation\Raytheon Aircraft Company | Raytheon Aircraft Company\Hawker Beechcraft Corporation] A24R IO-360-A1D A1CE SEE NOTE 1, CAR 3/ Part 23 and amendments listed in TCDS No.A1CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - B24R IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - C24R IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-235-L2C A30CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A30CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - The King's Engineering Fellowship 4500-300 IO-540-K1B5 A17CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A17CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 78 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date The King's Engineering Fellowship 4500-300 Series II IO-540-K1B5 A17CE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A17CE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-M1A5 A2WI SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A2WI Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-M1C5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Topcub Aircraft Inc. (Topcub Aircraft Inc.) [Cub Crafters, Inc.] CC18-180 O-360-C4P A0006SE SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A0006SE Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - O-360-C1G Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 79 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Transfield Pty. Ltd. Transavia Division PL-12/T-300 IO-540-K1A5 A17NM SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A17NM Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-540-K1B5 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - True Flight Holdings LLC (True Flight Holdings LLC) [American General Aircraft Holding Co.,] AA-1 O-235-C2C A11EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A11EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - AA-1A O-235-C2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - AA-1B O-235-C2C Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 80 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date True Flight Holdings LLC (True Flight Holdings LLC) [American General Aircraft Holding Co.,] AA-1C O-235-L2C A11EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A11EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - AA-5 O-320-E2G A16EA SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A16EA Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - AA-5A O-320-E2G Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - AA-5B O-360-A4K Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - AG-5B O-360-A4K Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 81 of 83 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Vulcanair S.p.A. (Vulcanair S.p.A.) [Partenavia Costruzioni Aeronauticas S.p.A.] P.68 IO-360-A1B A31EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A31EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - P.68B IO-360-A1B Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - P.68C IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System Page 82 of 83 SSP-423 ITEM Aircraft Make (TCDS Holder) [Common name/previous make] **AIRCRAFT MODEL** Engine Model Original Type Certificate Number Cert Basis For Amendment Installation Instructions AML Amended Date Vulcanair S.p.A. (Vulcanair S.p.A.) [Partenavia Costruzioni Aeronauticas S.p.A.] P.68 "OBSERVER" IO-360-A1B6 A31EU SEE NOTE 1, FAR 23 and amendments listed in TCDS No. A31EU Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - P.68R IO-360-A1B6 Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Zenair Ltd. CH2000 O-235-N2C TA5CH SEE NOTE 1, FAR 23 and amendments listed in TCDS No. TA5CH Installation, Operation, and Maintenance of Lycoming Electronic Ignition System (EIS), SI-1569 Airframe Installation Instruction Number SSP-625, Approved 07/22/2026 - Note 1: The certification basis for parts changed or affected by the change since the reference date of application, November 21, 2017, is based upon Part 23 as amended by Amendment 23-0 through 23-63 Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for this modification was determined to be: Regulations at the latest amendment 23-0 through 23-63, 23.603, 23.605, 23.613, 23.867, 23.901, 23.903, 23.1041, 23.1043, 23.1047, 23.1165, 23.1301, 23.1306, 23.1308, 23.1309, 23.1351, 23.1357, 23.1359, 23.1365, 23.1367, 23.1431, 23.1529, 23.1557, 23.1581 in addition to later regulations. FAA APPROVED MODEL LIST (AML) No. SA12428CH Installation of engine modified with a Lycoming Engines Electronic Ignition System SSP-423 Page 83 of 83 for Jason S. Deutschman Acting Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service ## Every issue (2) - August 7, 2026: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b8/e6/b8e6a9cb72621b72bc2939aa6be6aa6a448201511af864537a3734abd7590722), [SA12428CH_AML.pdf](https://openairdocs.org/files/sha256/fc/64/fc64ba0f097ae8e8a812202e01de64ee9936d33fc65e7adf36a5f19df9208b9d) - Undated: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/b0/0d/b00d2fee4203b74814ced7dd144bb7f453201566a3a6c95f740b22915f260a91), [SA12428CH_AML.pdf](https://openairdocs.org/files/sha256/f5/8e/f58effe24f62637917d886c4dd57d940edac69897d46b55c97e636f22523bbba) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.