# STC SE1864CE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Petersen Aviation Inc, United States
- Description: Operation of engine on unleaded automotive gasoline.
- Status date: July 20, 1983
- Product: Engine
- Certification basis: Part 21
- Data sheets: TCDS 5E-2, [TCDS ATC 90](https://openairdocs.org/tcds/ATC%2090), [TCDS E-129](https://openairdocs.org/tcds/E-129), [TCDS E-142](https://openairdocs.org/tcds/E-142)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AC0F627127728CC485256CC2005A7480.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SE1864CE

## ADs that name it (0)

None.

## Approved models (4)

- Pratt & Whitney Division R-1340 Series (TCDS 5E-2)
- Pratt & Whitney Division Wasp S1D1 ([TCDS ATC 90](https://openairdocs.org/tcds/ATC%2090))
- Pratt & Whitney Division Wasp S1H2 ([TCDS E-129](https://openairdocs.org/tcds/E-129))
- Pratt & Whitney Division Wasp S3H1-G ([TCDS E-142](https://openairdocs.org/tcds/E-142))

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