# STC SA4-1017

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Frenco Company, United States
- Description: Lycoming R680-13 engine and Hamilton Standard 2B20-329/6135A-9 propeller.
- Status date: January 1, 1960
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6127A0763CF777A2862570CF0073ECF8.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-1017

## ADs that name it (0)

None.

## Approved models (1)

- Allied Ag Cat Productions Inc. G-164 ([TCDS 1A16](https://openairdocs.org/tcds/1A16))

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