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Other aircraft modifications

STC SA978WE

FAA DRS lists SA978WE as Current · Amended, held by GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services, for New Piper Aircraft PA-23-250 (Navy UO-1) and New Piper Aircraft PA-E23-250. Recorded change: Installation of turbosupercharged Lycoming O-540-C4B5 engines. Approved for serial numbers 27-2505 and subsequent. Snapshot dated June 30, 2026.

Aircraft configurations
2
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of turbosupercharged Lycoming O-540-C4B5 engines. Approved for serial numbers 27-2505 and subsequent.

SA978WE 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: New Piper Aircraft PA-23-250 (Navy UO-1) and New Piper Aircraft PA-E23-250. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact New Piper Aircraft PA-23-250 (Navy UO-1) and New Piper Aircraft PA-E23-250 model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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?