STC SA320AL
FAA DRS lists SA320AL as Current · Reissued, held by STOL Aviation LLC c/o Tom Csatari, for Interstate Engineering & Type Design S-1B1 (Army L-6; XL-6) and Interstate Engineering & Type Design S-1B2. Recorded change: ONE ONLY STC, S/N 195 AND S/N 231: Installation of Lycoming O-320-A2B engine, McCauley 1A175/GM82 propeller, Cleveland 20-6, 6.00 - 6 main wheel and brake assemblies with 8.50 - 6, 6-ply tires, leaf tail spring with Scott Model 3200 tail wheel assembly, squared wing tips, and miscellaneous other design changes to airplanes S/N 195 and S/N 231. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA320AL 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: Interstate Engineering & Type Design S-1B1 (Army L-6; XL-6) and Interstate Engineering & Type Design S-1B2. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Installation of engine inlet barrier filter (IBF) system.
FAA holder: Donaldson Company Inc.
Installation of Inlet Barrier Filter system.
FAA holder: Donaldson Company Inc.
Installation of a an Inlet Barrier Filter (IBF).
FAA holder: Donaldson Company Inc.
Installation of Aerospace Filtration Systems (AFS) Engine Inlet Barrier Filter (IBF) System.
FAA holder: Donaldson Company Inc.
FAA record reference
- STC number
- SA320AL
- Product
- Aircraft · Single-Engine
- Country
- United States
- Application date
- August 28, 1970
- Revision date
- October 31, 2007
- CFR references
- Part 21, Part 43