STC SE4725NM
FAA DRS lists SE4725NM as Current · Reissued, held by General Aviation Concepts, for Continental Motors O-300-D. Recorded change: Installation of an O-3000-A crankshaft, P/N 530860, equipped with an O-3000-D cluster fear, P/N 627846, in an O-3000-D engine. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SE4725NM 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: Continental Motors O-300-D. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related engine and powerplant STCs
Installation of Engine Wash Kit.
FAA holder: Aviation Completion Innovations Inc.
Installation of Lycoming O-320 and O-360 series engine with Hartzell propeller.
FAA holder: General Aviation Concepts
Installation of a Lycoming O-320-E2D engine and associated systems.
FAA holder: Kenmore Air Harbor LLC