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Engine and powerplant

STC SA3-571

FAA DRS lists SA3-571 as Current · Reissued, held by D'Shannon Products Ltd., for Cessna Aircraft 172B, Cessna Aircraft 172H (USAF T-41A), and Cessna Aircraft 172C, and 6 more aircraft configurations. Recorded change: Lycoming O-360-A1D engine, McCauley 2D36C14/78KM-4 or Hartzell HC-C2YK-1A/7666-2 propellers. Snapshot dated June 30, 2026.

FAA-listed holder
D'Shannon Products Ltd.
Aircraft configurations
9
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SA3-571 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 172B, Cessna Aircraft 172H (USAF T-41A), and Cessna Aircraft 172C, and 6 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 172B3A12Cessna Aircraft 172H (USAF T-41A)3A12Cessna Aircraft 172C3A12Cessna Aircraft 172D3A12Cessna Aircraft 172E3A12Cessna Aircraft 172F (USAF T-41A)3A12Cessna Aircraft 172A3A12Cessna Aircraft 172G3A12Cessna Aircraft 1723A12

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