# STC SE00663WI

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Petersen Aviation Inc, United States
- Description: Add the following approved fuel: Leaded and unleaded automotive gasoline, 91 minimum antiknock index. Intermixing with aviation gasoline also approved.
- Status date: May 29, 1998
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E-295](https://openairdocs.org/tcds/E-295)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1B8CB5BA5F9A756E85256CC2005A73C6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE00663WI

## ADs that name it (0)

None.

## Approved models (1)

- Textron Lycoming AVCO Corporation O-540-F1B5 ([TCDS E-295](https://openairdocs.org/tcds/E-295))

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