# STC SE01436LA - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Centri-lube Technologies LLC, USA - Description: Installation of Firewall Forward Technologies LLC modified camshaft - Applied: July 9, 1998 - Status date: May 22, 2023 - Product: Engine - Certification basis: Part 33 - Data sheets: [TCDS E10EA](https://openairdocs.org/tcds/E10EA), [TCDS E19EA](https://openairdocs.org/tcds/E19EA), [TCDS 1E4](https://openairdocs.org/tcds/1E4), [TCDS E-295](https://openairdocs.org/tcds/E-295), [TCDS E14EA](https://openairdocs.org/tcds/E14EA) - Certificate PDF: https://openairdocs.org/files/sha256/1d/18/1d18589adea9f8764576ccaf00f3158911b2a7929fa4cb92c05f7335ba7bc164 - Approved model list and other attachments: [SE01436LA_AML.pdf](https://openairdocs.org/files/sha256/78/8e/788e4e3aaa6bc9f8afe5b92b84b6e90f95e9f705bfe8f3821d97c4a9c8400d52) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151524536320230626131232.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SE01436LA ## ADs that name it (0) None. ## Approved models (170, first 50) - Lycoming Engines AEIO-540-D4A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines AEIO-540-D4B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines AEIO-540-D4C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines AEIO-540-D4D5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines AEIO-540-L1B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines AEIO-540-L1B5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines AEIO-540-L1D5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-A1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-AA1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-AA1B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-AB1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-AC1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-AE1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-B1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-B1B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-B1C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C1B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C1C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C2C ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C4B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C4B5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C4C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C4D5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-C4D5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-D4A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-D4B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-D4C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-E1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-E1B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-E1C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-G1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-G1B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-G1C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-G1D5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-G1E5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-G1F5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-J4A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1A5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1A5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1B5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1B5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1C5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1D5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1E5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1E5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1F5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1F5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1G5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1G5D ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) - Lycoming Engines IO-540-K1H5 ([TCDS 1E4](https://openairdocs.org/tcds/1E4)) All 170: https://openairdocs.org/stc/SE01436LA/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. FAA Form 8110-2 (3/21) SUPERSEDES PREVIOUS EDITION Number SE01436LA This Certificate issued to Part 33 of the Civil Air Aviation Regulations. Description of Type Design Change: Installation of Firewall Forward Technologies, LLC modified camshaft in accordance with Master Drawing List FWF-MDL-ST9721LA-E, Rev. G, dated 02/14/03 or later FAA approved revision. This installation must be done concurrently with STC SA01435LA, which modifies the airplane. Limitations and Conditions: Compatibility of this design change with previously approved modifications must be determined by installer. The installation should not be incorporated in any airplane unless it is determined that the interrelationship between this installation and any previously approved configuration applies to the above noted airplane model series only. The approval of this modification applies to the above noted airplane model series only. A copy of this STC must be included in the permanent records of the modified airplane. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission. See continuation page 3. Date of application : July 9 , 1998 Date of issuance : February 14, 2003 Date reissued : 11/10/2009; 03/16/2010; 05/25/2011; 05/22/2023 Date amended : June 15, 2010 By direction of the Administrator See attached FAA Approved Model List (AML), for list of approved airplane models and applicable TCDS. (Signature) (For) Gregory S. DiLibero Manager, West Certification Branch Compliance & Airworthiness Division Aircraft Certification Service Centri-Lube Technologies, LLC 760 Whalers Way, Bldg C, Suite 200 Fort Collins, CO 80525 FAA Form 8110-2 (03/21) SUPERSEDES PREVIOUS EDITION Number SE01436LA FAA Form 8110-2 (03/21) SUPERSEDES PREVIOUS EDITION (Continuation Sheet) Number SE01436LA Date of Application: Date Issuance: Description of Change: (Continued) Certification Basis for this modification: 14 CFR Part 33 at Amendment 0 effective February 1, 1965, through Amendment 18. Limitations and Conditions: (Continued) Continued Airworthiness Instructions, document number FFT-CAI-001, and is applicable to airplanes modified in accordance with this STC. This installation must be done concurrently with STC SA01435LA, which modifies the installation. ----------------------------------END----------------------------------- July 9, 1998 February 14, 2003 June 15, 2010 11/10/2009; 03/16/2010; 05/25/2011; 05/22/2023 ### SE01436LA_AML.pdf This is OCR from the scanned FAA attachment. OCR can misread letters and numbers. FAA APPROVED MODEL LIST (AML) NO. SE01436LA Centri-Lube Technologies, LLC. 760 Whalers Way, Bldg C, Suite 200 Fort Collins, CO 80525 For Installation Of A Modified Camshaft On AVCO/Textron Lycoming Engines (Must be accomplished concurrently with STC No. SA01435LA) Issue Date: February 14, 2003 Original Certification Master Drawing Type Basis List AFM AML Engine Engine Certificate for Revision No. Supplement Amendment No. Make Model Number Alteration Number & Date Number/Date Date/Rev. AVCO TIO-541-E1A4, E10EA 14 CFR part FWF-MDL- Revision G, NIA NIA Lycoming -E1B4, -E1C4, 33, amt. O ST9721LA-E February 12, - E1D4 through amt. 2003 or later 18 FAA Approved revision 2 TIGO-541-C1A, E19EA -E1A Textron O-540-A1A, -A1A5, E-295 12-18-03 Lycoming -A1B5, -A1C5, -A1D, -A1D5, -A2B, -A3D5, -A4A5, -A4B5. -A4C5, -A4D5, -B1A5, -B1B5, -B1D5, -B2A5, -B2B5, -B2C5, Original Certification Master Drawing Type Basis List AFM AML Engine Engine Certificate for Revision No Number Supplement Amendment No. Make Model Number Alteration Number & Date Number/Date Date/Rev. 3. Textron -B4A5, -B4B5, E-295 14 CFR part FWF-MDL- Revision G, NIA 12-18-03 (cont.) Lycoming -D1A5, -E4A5, 33, amt. 0 ST9721LA-E February 12, -E4B5, -E4C5, through amt. 2003 or later -F1A5, -F1B5, 18 FAA -G1A5, -G2A5, Approved -H1A5, -H2A5, revision -H1A5D, -H2A5D, -H1B5D, -H2B5D, -J1A5D, -J2A5D, -J1B5D, ~J2B5D, -J3A5D, -J3A5, -J1C5D, J2C5D, -J1D5D, -J2D5D, -J3C5D, -L3C5D 4 IO-540-A1A5, -B1A5, 1E4 -B1B5, -B1C5, -C1B5, -C1C5,- -C2C, -C4B5, -C4B5D, -C4D5, -C4C5, -C4D5D, -D4A5, -D4B5, -D4C5, -E1A5, -E1B5, -E1C5, -G1A5, -G1B5, -G1C5, -G1D5, -G1E5, -G1F5, -J4A5, -K1A5, Page 2 of 4 Original Certification Master Drawing Type Basis List AFM AML Engine Engine Certificate for Revision No Supplement Amendment No. Make Model Number Alteration Number & Date Number/Date Date/Rev. 4 Textron -K1A5D, -K1B5, 1E4 14 CFR part FWF-MDL- Revision G, N/A 12-18-03 (cont.) Lycoming -K1B5D, -K1C5, 33, amt. 0 ST9721LA-E February 12, -K1D5, -K1E5, through amt. 2003 or later -K1E5D, -K1F5, 18 FAA -K1F5D, -K1G5, Approved K1G5D, -K1H5, revision -K1J5, -K1J5D, -K1K5, -K2A5, -L1A5, -L1A5D, -L1B5D, -L1C5, -M1A5, -M1A5D, -M1B5D, -M1C5, -M2A5D, -N1A5, -P1A5, -R1A5, -S1A5, -T4A5D, -T4B5, -T4B5D, -T4C5D, -U1A5D, -U1B5D, -V4A5D, -V4A5, -W1A5, -W1A5D, -W3A5D, -AA1A5, -AA1B5, -AB1A5, -AC1A5, -AE1A5, AE10-540-D4A5, -D4B5, -D4C5, -D4D5, -L1B5D, -L1B5, -L1D5 Page 3 of 4 Original Certification Master Drawing Type Basis List AFM AML Engine Engine Certificate for Revision No. Supplement Amendment No. Make Model Number Alteration Number & Date Number/Date Date/Rev. 5 Textron TIO-540-A1A, -A1B, E14EA 14 CFR part FWF-MDL- Revision G, N/A 12-18-03 Lycoming -AZA, -A2B, 33, amt. 0 ST9721LA-E February 12, -A1C, -A2C, through amt. 2003 or later -C1A, -E1A, 18 FAA -F2BD, -G1A, Approved -H1A, -J2B, revision -J2BD, -K1AD, -N2BD, -RZAD, -S1AD, -TAD, -UZA, -VZAD, -W2A, -AA1AD, -AB1AD, -AB1BD, -AEZA, -AF1A, -AF1B, -AG1A, -AH1A, -AJ1A, - AK1A LTIO-540-F2BD, -028, -J2B0, -K1AD, -N2BD, -RZAD, -UZA, -VZAD, -W2A Note: - indicates same as entry in column above FAA Approved: Issue Date: February 14, 2003 (For) Gregory S. DiLibero Reissue Date: May 22,2023 Manager, West Certification Branch Compliance & Airworthiness Division Aircraft Certification Service Page 4 of 4 Date: _ ## Every issue (5) - May 22, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/1d/18/1d18589adea9f8764576ccaf00f3158911b2a7929fa4cb92c05f7335ba7bc164), [SE01436LA_AML.pdf](https://openairdocs.org/files/sha256/78/8e/788e4e3aaa6bc9f8afe5b92b84b6e90f95e9f705bfe8f3821d97c4a9c8400d52) - May 25, 2011: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/08/99/0899ee94deaf0f4b54f72a946e19bc1df8a2129ef78c1248b56e2648c319003d), [SE01436LA_AML.pdf](https://openairdocs.org/files/sha256/9a/e5/9ae5fa60a5a7ae250bbc292f34e9736f72c8ebc8ef9affd6136fe02665b17fe5) - June 15, 2010: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/30/dd/30dd6e76ae55f64a9d40b893362cca98d4d12817a8f9758615477bf4e2c131d9), [SE01436LA_AML.pdf](https://openairdocs.org/files/sha256/9a/e5/9ae5fa60a5a7ae250bbc292f34e9736f72c8ebc8ef9affd6136fe02665b17fe5) - December 18, 2003: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/04/e5/04e5dd8376687e7e9804b4aac8a172bf4acdd11e664b99f23f5f1d9f1233281f), [SE01436LA_AML_12-18-2003.pdf](https://openairdocs.org/files/sha256/1b/b4/1bb446e499f2f868b31b060a6dae845fc2c42b518250d6e0a71aa732137e7714) - February 14, 2003: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/04/e5/04e5dd8376687e7e9804b4aac8a172bf4acdd11e664b99f23f5f1d9f1233281f), [SE01436LA_AML_2-14-2003.pdf](https://openairdocs.org/files/sha256/85/db/85dbcd2a56fc344e74b66ec19f3acd0d8a912b50bf0c031e53261358f11c8afe) --- 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.