# STC SA5-27

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Peninsula Airways, Inc, United States
- Description: Remove Lycoming O-540-A1A5(250 hp) engine and install Lycoming O-540-B1B5 (235 hp) engine.
- Status date: March 3, 1962
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A15](https://openairdocs.org/tcds/1A15)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/184E19E38D29D00085256CC2001225D6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5-27

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-24-250 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))

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