STC SA4-1189
Current · Issued · Aircraft · Single-Engine · Rev 06/28/1960 · FAA STC database
Installation of Franklin 6A4-150-B3 engine and Universal ( Koppers) Aeronatic propeller F'200/ 00-74B View PDF on drs.faa.gov ↗
The STC PDF is authoritative: installation instructions, ICA requirements and limitations.