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Engine and powerplant

STC SA4057WE

FAA DRS lists SA4057WE as Current · Amended, held by Aero Fabricators Co, for Cessna Aircraft 152 and Cessna Aircraft A152. Recorded change: Installation of a muffler and exhaust heat exchanger. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
2
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of a muffler and exhaust heat exchanger.

SA4057WE 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 152 and Cessna Aircraft A152. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Cessna Aircraft 152 and Cessna Aircraft A152 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?