STC SA4-173
FAA DRS lists SA4-173 as Current · Reissued, held by Luscombe Aircraft Corporation, for Luscombe Aircraft 8E, Luscombe Aircraft 8F, and Luscombe Aircraft T-8F. Recorded change: Installation of Lycoming O-235-C1, O-235-C2C, O-290-D, O-290-D2, O-320 engine. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4-173 identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Luscombe Aircraft 8E, Luscombe Aircraft 8F, and Luscombe Aircraft T-8F. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Installation of a TFE731-4-1C, engine part number 3075900-1.
FAA holder: Premier Aircraft LLC
Twin-engine electronic synchronizer and unfeathering system.
FAA holder: Ontic Engineering and Manufacturing Inc.
Twin engine synchronizer.
FAA holder: Ontic Engineering and Manufacturing Inc.
FAA record reference
- STC number
- SA4-173
- Product
- Aircraft · Small Airplane
- Country
- United States
- Application date
- January 22, 1957
- Revision date
- February 26, 2021
- CFR references
- Part 21