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Engine and powerplant

STC SA4-45

FAA DRS lists SA4-45 as Current · Reissued, held by Robert West, for Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40 (Army UC-61G), Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40S, and Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-41 (Army UC-61), and 7 more aircraft configurations. Recorded change: Engine mount for Continental W670 engine. Snapshot dated June 30, 2026.

FAA-listed holder
Robert West
Aircraft configurations
10
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Engine mount for Continental W670 engine.

SA4-45 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: Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40 (Army UC-61G), Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40S, and Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-41 (Army UC-61), and 7 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40 (Army UC-61G)A-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40SA-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-41 (Army UC-61)A-707Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-41A (Army UC-61A)A-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-41ASA-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-41SA-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-46A-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-46SA-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-9 (Army UC-61F)A-707
Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-9SA-707

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40 (Army UC-61G) and Fairchild Personal Planes Division Fairchild Engine and Airplane Corp 24W-40S, and 8 more aircraft configurations model, serial range, and configuration?
  2. 02Which powerplant configuration, limits, instruments, and maintenance data apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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