Skip to content
Engine and powerplant

STC SA4-815

FAA DRS lists SA4-815 as Current · Reissued, held by John P. Warren, for Piper Aircraft PA-22-135. Recorded change: Installation of a Lycoming O-320 engine and Sensenich M74DM propeller. Snapshot dated June 30, 2026.

FAA-listed holder
John P. Warren
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of a Lycoming O-320 engine and Sensenich M74DM propeller.

SA4-815 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-22-135. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Piper Aircraft PA-22-1351A6

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-22-135 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?

Related engine and powerplant STCs