STC SA2109SO
FAA DRS lists SA2109SO as Current · Reissued, held by Mike Jones Aircraft Sales Inc., for Regal Air 305A, Regal Air 305C, and Regal Air 305D, and 1 more aircraft configuration. Recorded change: Installation of Teledyne Continental Motors Model IO-470K engine in accordance with Colemill Enterprises Installation Instructions for Modification of Cessna Model 305-A-C-D-F Revised April 24, 1987 and Colemill Enterprises Drawing No. 3000 Revision A dated May 6, 1987. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA2109SO 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: Regal Air 305A, Regal Air 305C, and Regal Air 305D, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related engine and powerplant STCs
Removal of engine fire detection system.
FAA holder: Momentum Aeronautics Holdings, LLC
Replace existing Pratt & Whitney (P & W) Model R-985 or R-1340 reciprocating engine installation installation with P & W (Canada) turbopropeller engine (Model PT6A-6B, -11, -11AG, -15AG, -20, -20A, -20B, -6/C20, -21, -27, -28, -34, -34AG, or -135) and Hartzell propeller (Model HC-BJTN-3 Hub and Model T10282 (+4) or T10282(N) (+4) Blades).
FAA holder: Hershey Flying and Spraying Service, Inc.