STC SA2-664
FAA DRS lists SA2-664 as Current · Reissued, held by Signature Flight Support Corporation, for Boeing DC3-G102, Boeing DC3-G102A, and Boeing DC3-G103A, and 11 more aircraft configurations. Recorded change: Structural modification to nacelle aft of firewall to eliminate the exhaust trough cut out. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA2-664 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: Boeing DC3-G102, Boeing DC3-G102A, and Boeing DC3-G103A, and 11 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related engine and powerplant STCs
Replace existing engine induction air filter with AC Spark Plug Filter.
FAA holder: Brackett Aero Filters Inc.