STC SA2354SW
FAA DRS lists SA2354SW as Current · Reissued, held by RAM Aircraft Limited Partnership, for Cessna Aircraft 414. Recorded change: Installation of Teledyne Continental TSIO-520-N, or -NB engine. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of Teledyne Continental TSIO-520-N, or -NB engine.
SA2354SW 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 414. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Cessna Aircraft 414 model, serial range, and configuration?
- 02Which powerplant configuration, limits, instruments, and maintenance data apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related engine and powerplant STCs
Installation of an AKV, Inc. Dual Engine Cycle Counter.
FAA holder: AKV Inc.
Conversion of Teledyne Continental Motors (TCM) models IO-520-B, -BA, -BB to RAM model IO-550-B-RA engine, or conversion of TCM models IO-520-C, -CB to RAM model IO-550-C-RA engine.
FAA holder: RAM Aircraft Limited Partnership
Installation of Honeywell TPE331-12JR turbine engine and Hartzell HC-B4TN-5QL/LT10890N(K) or HC-B4TN-5QL/LT10891N(K)propeller, and associated structure and equipment.
FAA holder: Aero Twin Inc
Install modifications necessary to operate Air Tractor AT-802 and AT-802A aircraft equipped with a Pratt & Whitney PT6A-67F engine in Restricted Category for the special purpose of Alaskan Fuel Hauling.
FAA holder: Tatonduk Outfitters Ltd