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Engine and powerplant

STC SA122NW

FAA DRS lists SA122NW as Current · Reissued, held by Mark Wiebe, for Cessna Aircraft 175, Cessna Aircraft 175A, and Cessna Aircraft 175B, and 2 more aircraft configurations. Recorded change: Installation of a Continental O-470 series engine, McCauley propeller, engine mount, cowling, baffles, and associated parts on the Cessna 175 and P172D series aircraft. Snapshot dated June 30, 2026.

FAA-listed holder
Mark Wiebe
Aircraft configurations
5
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of a Continental O-470 series engine, McCauley propeller, engine mount, cowling, baffles, and associated parts on the Cessna 175 and P172D series aircraft.

SA122NW 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 175, Cessna Aircraft 175A, and Cessna Aircraft 175B, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 1753A17Cessna Aircraft 175A3A17Cessna Aircraft 175B3A17Cessna Aircraft 175C3A17Cessna Aircraft P172D3A17

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Cessna Aircraft 175 and Cessna Aircraft 175A, and 3 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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