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Engine and powerplant

STC SA1151SO

FAA DRS lists SA1151SO as Current · Reissued, held by Mike Jones Aircraft Sales Inc., for Piper Aircraft PA-31-350. Recorded change: Installation of Hartzell four-blade Propellers, cowling changes, winglets or wingtip extension, optional governor arm adaptor, and optional engine isolator mounts. Snapshot dated June 30, 2026.

Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of Hartzell four-blade Propellers, cowling changes, winglets or wingtip extension, optional governor arm adaptor, and optional engine isolator mounts.

SA1151SO 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: Piper Aircraft PA-31-350. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-31-350 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?