STC SA663GL
FAA DRS lists SA663GL as Current · Reissued, held by Airwolf Filter Corp, for Ag Cat G-164A and Ag Cat G-164B. Recorded change: To install a scavenge oil filter system in G-164A and G-164B aircraft with P&W R985 or R1340 engines. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA663GL 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: Ag Cat G-164A and Ag Cat G-164B. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related other aircraft modifications STCs
Change to the Layout of Passenger Accommodations.
FAA holder: Duncan Aviation Inc
Installation of a Directional Infrared Countermeasures System.
FAA holder: Gulfstream Aerospace Corporation
Installation of a RVSM Air Data System.
FAA holder: Carlisle Interconnect Technologies Inc.
Installation of stretcher in lieu of rear seats.
FAA holder: Aviation Fabricators Inc
FAA record reference
- STC number
- SA663GL
- Product
- Aircraft · Single-Engine
- Country
- United States
- Application date
- January 21, 1983
- Revision date
- October 20, 2017
- CFR references
- Part 21