# STC SA2609CE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Petersen Aviation Inc, United States
- Description: Operation of airplane on leaded or unleaded automotive gasoline, 91 minimum antiknock index(RON+MON)/2 per ASTM Specification D-439. Intermixing with aviation gasoline also approved.
- Applied: March 15, 1990
- Status date: April 17, 1990
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-780](https://openairdocs.org/tcds/A-780)
- Certificate PDF: https://openairdocs.org/files/sha256/7f/92/7f929ef3814b8f24ef3c0e097d6362805ccafac5a02b841e9f77a0fce3447027
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/235127559CBC9A0D85256CC20008C663.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2609CE

## ADs that name it (0)

None.

## Approved models (2)

- The New Piper Aircraft Inc. PA-12 ([TCDS A-780](https://openairdocs.org/tcds/A-780))
- The New Piper Aircraft Inc. PA-12S ([TCDS A-780](https://openairdocs.org/tcds/A-780))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- April 17, 1990: Issued, Current. [certificate](https://openairdocs.org/files/sha256/7f/92/7f929ef3814b8f24ef3c0e097d6362805ccafac5a02b841e9f77a0fce3447027)

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