# STC SA2608CE

- 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. Inter-mixing 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 AR-7](https://openairdocs.org/tcds/AR-7)
- Certificate PDF: https://openairdocs.org/files/sha256/63/09/630978e0097e12e459efb09a1bdb6d0adaf83288696ce2512e7b365b361c2f03
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F344D49632CCD9C085256CC20008C65F.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2608CE

## ADs that name it (0)

None.

## Approved models (3)

- The New Piper Aircraft Inc. PA-18A (Restricted Cat.) ([TCDS AR-7](https://openairdocs.org/tcds/AR-7))
- The New Piper Aircraft Inc. PA-18A-”135” (Restricted Cat.) ([TCDS AR-7](https://openairdocs.org/tcds/AR-7))
- The New Piper Aircraft Inc. PA-18A-”150” (Restricted Cat.) ([TCDS AR-7](https://openairdocs.org/tcds/AR-7))

## 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/sha256/63/09/630978e0097e12e459efb09a1bdb6d0adaf83288696ce2512e7b365b361c2f03)

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