STC SE154CH
FAA DRS lists SE154CH as Current · Reissued, held by Harmony Machine Prod Inc, for Teledyne Continental Motors C75-12, Teledyne Continental Motors C75-12B, and Teledyne Continental Motors C75-12BF, and 37 more aircraft configurations. Recorded change: Engine oil pump repair/rework specifications and procedures. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Engine oil pump repair/rework specifications and procedures.
SE154CH 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: Teledyne Continental Motors C75-12, Teledyne Continental Motors C75-12B, and Teledyne Continental Motors C75-12BF, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Teledyne Continental Motors C75-12 and Teledyne Continental Motors C75-12B, and 38 more aircraft configurations 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
Fabrication of AMC Part Number AM369DSK400-103, Engine Oil Hose Assembly in accordance with AMC Master Drawing List No. MDL-AMC-020, Revision IR, dated July 18, 2005, or later Federal Aviation Administration (FAA) approved revision. The Engine Oil Hose Assembly must be installed in accordance with AMC Installation Instructions AMC MI-05004, Revision IR, dated July 7, 2005, or later FAA approved revision.
FAA holder: Aerometals
Modify engine IAW RAM Aircraft Corp Drawing No. 1724. Minimum fuel grade is 100/100LL.
FAA holder: RAM Aircraft Limited Partnership
Installation of a Lycoming IO-580-B1A engine/Hartzell HC-C3YR-1RF/F7693F propeller. This approval is considered inadequate for duplication in other aircraft. Limited to Commander Model 114, serial no. 14405.
FAA holder: Aerodyme Corp
Installation of a Lycoming O-360-A1P engine with a Hartzell HC-C2YK-1BF/F7666A propeller.
FAA holder: Steve's Aircraft