# STC SA83AL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Univair Aircraft Corp, United States
- Description: Installation of Lycoming O-320 Series engines, and Sensenich M74DM propeller, and Stoddard engine mount 501. (PA-14 Seaplane)
- Status date: July 9, 1981
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-780](https://openairdocs.org/tcds/A-780), [TCDS A-797](https://openairdocs.org/tcds/A-797)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BF2757BDA7626CC785256CC20058E787.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA83AL

## ADs that name it (0)

None.

## Approved models (3)

- 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))
- The New Piper Aircraft Inc. PA-14 ([TCDS A-797](https://openairdocs.org/tcds/A-797))

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.