STC SA4-581
FAA DRS lists SA4-581 as Current · Reissued, held by John P. Warren, for Cessna Aircraft 120, Cessna Aircraft 140, and Cessna Aircraft 140A. Recorded change: Installation of a Lycoming O-290-D engine and Sensenich M76AM-2 or Sensenich CS3FM4 propeller. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4-581 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: Cessna Aircraft 120, Cessna Aircraft 140, and Cessna Aircraft 140A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Installation of engine thrust reversers.
FAA holder: The NORDAM Group LLC
Installation of engine thrust reversers.
FAA holder: The NORDAM Group LLC
Installation of engine thrust reversers.
FAA holder: The NORDAM Group LLC
Installation of Engine thrust reversers.
FAA holder: The NORDAM Group LLC
FAA record reference
- STC number
- SA4-581
- Product
- Aircraft · Single-Engine
- Country
- United States
- Application date
- August 21, 1958
- Revision date
- March 18, 2019
- CFR references
- Part 21