# STC SA2048CE - Type: Supplemental type certificate - Status: Current, Amended - Holder: Petersen Aviation Inc, United States - Description: Operation of airplane on unleaded automotive gasoline - Applied: April 27, 1984 - Status date: February 21, 2012 - Product: Aircraft, Single-Engine - Certification basis: Part 21 - Data sheets: [TCDS 3A19](https://openairdocs.org/tcds/3A19) - Certificate PDF: https://openairdocs.org/files/sha256/16/bd/16bdb55c5c030a7054eb3c382d58640667f7eb5d73eef20209715f3c3835a952 - Approved model list and other attachments: [SA2048CE_AML.pdf](https://openairdocs.org/files/sha256/8c/e2/8ce2c62d1ef6c394f531ced2f1e6e91cc95f0f78da4bc4320902d01eb51f5c25) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/151D79549F74206D862579C6005024C7.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2048CE ## ADs that name it (0) None. ## Approved models (18) - Cessna Aircraft Company 150 ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150A ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150B ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150C ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150D ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150E ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150F ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150G ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150H ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150J ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150K ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150L ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150M ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 152 ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company A150K ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company A150L ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company A150M ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company A152 ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) ## 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. This certificate issued to: Petersen Aviation, Inc. 984 K. Road Minden, NE 68959 CAR 3 of the Civil Air Regulations. Original Product Type Certificate Number: 3A19 Make: Cessna Model: See AML No. SA2048CE Operation of airplanes on unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index (RON + MON)/2 per ASTM Specification D-439 or D-4814 for 150 hp or less installations. Operation of airplanes on unleaded and leaded automotive gasoline, 91 minimum antiknock index (RON+MON)/2 per ASTM Specification D-439 or D- 4814. Intermixing with aviation gasoline also approved. Data required: 1) A copy of this certificate; and 2) Applicable drawings as listed in AML. 1) Limited to those airplanes equipped with gravity fuel feed to the carburetor. 2) All engines must have a separate approval for operation on automotive gasoline in the form of Supplemental or Type Certificate approval. 3) This approval should not be extended to other specific airplanes on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane. 4) Pump fed fuel systems are approved on Lycoming O-320 engine installations. **Limitations and Conditions continued on page 3** This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration. Date of application: April 27, 1984 Date of issuance: December 7, 1984 Date amended: October 7, 1985; June 23, 1992; August 22, 2011 Original signed by Steven C. Litke ( Signature) Steven C. Litke Program Manager Wichita Aircraft Certification Office ( Title) Transfer the ownership of the Supplemental Type Certificate Number to (Name of transferee) (Address of transfer) (Number and street) (City, State, and Zip code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and Zip code) Extent of Authority (if licensing agreement): Signature of grantor ( In ink): Number SA2048CE Date of Issuance: December 7, 1984 Date Amended: October 7, 1985; June 23, 1992; August 22, 2011 5) Compatibility of this design change with previously approved modifications must be determined by the installer. 6) Approval of this change in type design applies to the above model airplanes only. 7) If the STC 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. 8) Additional Instructions for Continued Airworthiness are not required. 9) A copy of this certificate No. SA2048CE dated December 7, 1984 and the FAA Approved Model List (AML) No. SA2048CE dated August 22, 2011, or later FAA Approved Revisions, must be maintained as part of the permanent records for the aircraft. -- END -- ### SA2048CE_AML.pdf **FAA APPROVED MODEL LIST (AML) NO. SA2048CE** FOR PETERSEN AVIATION, INC TO ALLOW USE OF 91 OCTANE LEADED & UNLEADED GASOLINE PER ASTM D-4814 Original Issue Date: August 22, 2011 **ITEM** **AIRCRAFT MODEL** **REQUIRED ENGINE STC AND** **INSTALLATION DRAWINGS** **ELIGIBLE ENGINE INSTALLATIONS** **APPROVED** **AUTOMOTIVE** **GASOLINE** **LIMITATIONS AND** CONDITIONS 1 150, 150A through 150M, A150K, A150L, A150M, 152 and A152 SE1931CE Petersen Drawing U674004 or 0674004 dated November 9, 1984 or later FAA Approved revision Lycoming: O-320, O-320-A1A, -A1B, -A2A, -A2B, -A2C, -A2D, - A3A, -A3B, -A3C, -C1A, -C1B, -C2A, -C2B, -C2C, -C3A, -C3B, - C3C, -E1A, -E1B, -E1C, -E1F, -E2A, -E2B, -E2C, -E2D, -E2F, - E2G, -E2H, -E3D, -E3H, -E1J O-320 B and D series models with an FAA approved conversion NOT exceeding 150 hp and a compression ratio of 7.0:1. Engines listed on STC SE2587CE are also eligible provided they do not exceed 150 hp and 7.0:1 compression ratio. 87 unleaded minimum antiknock index 88 leaded minimum antiknock index This STC is NOT approved for any O-320 H series engine or any O-320 series engine exceeding 150 hp and 7.0:1 compression ratio 2 150, 150A through 150M, A150K, A150L, A150M, 152 and A152 SE2031CE Petersen Drawing U674004 or 0674004 dated November 9, 1984 or later FAA Approved revision Continental: C90-8F, -8FJ, -12F, -12FH, -12FJ, -12FP, -14F, -14FH, -14FJ, -16F, O-200-A, O-200-B, O-200-C 87 unleaded minimum antiknock index 88 leaded minimum antiknock index 3 150, 150A through 150M, A150K, A150L, A150M, 152 and A152 SE2587CE Petersen Drawing Number 150-91 Revision (A) dated February 10, 2012 or later FAA Approved revision. Lycoming: O-320-B1A, -B1B, -B2A, -B2B, -B2C, -B2D, -B3A, - B3B, -B3C, -D1A, -D1B, -D1C, -D1D, -D1F, -D2A, -D2B, -D2C, - D2F, -D2G, -D2H, -D2J, -D3G O-320-A, C and E series models with an FAA approved conversion not exceeding 160 hp and a compression ratio of 8.5:1. Engines listed on STC SE1931CE are also eligible. 91 unleaded and leaded minimum antiknock index This STC is NOT approved for any O-320 H series engine or any O-320 series engine exceeding 160 hp and 8.5:1 compression ratio FAA Approved: __ Original signed by Steve Litke___________ Steven C. Litke Program Manager Wichita Aircraft Certification Office Amended: February 21, 2012 ## Every issue (2) - February 21, 2012: Amended, Current. [certificate](https://openairdocs.org/files/sha256/16/bd/16bdb55c5c030a7054eb3c382d58640667f7eb5d73eef20209715f3c3835a952), [SA2048CE_AML.pdf](https://openairdocs.org/files/sha256/8c/e2/8ce2c62d1ef6c394f531ced2f1e6e91cc95f0f78da4bc4320902d01eb51f5c25) - August 22, 2011: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/16/bd/16bdb55c5c030a7054eb3c382d58640667f7eb5d73eef20209715f3c3835a952), [SA2048CE AML.pdf](https://openairdocs.org/files/sha256/47/6b/476bd1245500e7bbdae230ea365fd52ed0b49e103f73695dff3c6433b95748bd) --- 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.