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Engine and powerplant

STC SA02674AT

FAA DRS lists SA02674AT as Current · Amended, held by Power Flow Systems Inc, for Cessna Aircraft 177, Cessna Aircraft 177A, and Cessna Aircraft 177B. Recorded change: Modification of engine exhaust system for improved engine performance by installation of Power Flow Systems, Inc. Tuned Exhaust System per Master Drawing List, PFS-13740-00, Revision, IR, dated: 06/05/03 or Master Drawing List, PFS-13741-00, Revision, IR, dated: 11/26/03 and Installation Instructions Report, PFS-13750-00, Revision A, dated: 08/30/02 or Installation Instructions contained in Report PFS-13751-00, Revision, IR, dated: 11/26/03 or later FAA approved revision. Snapshot dated June 30, 2026.

FAA-listed holder
Power Flow Systems Inc
Aircraft configurations
3
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Modification of engine exhaust system for improved engine performance by installation of Power Flow Systems, Inc. Tuned Exhaust System per Master Drawing List, PFS-13740-00, Revision, IR, dated: 06/05/03 or Master Drawing List, PFS-13741-00, Revision, IR, dated: 11/26/03 and Installation Instructions Report, PFS-13750-00, Revision A, dated: 08/30/02 or Installation Instructions contained in Report PFS-13751-00, Revision, IR, dated: 11/26/03 or later FAA approved revision.

SA02674AT 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 177, Cessna Aircraft 177A, and Cessna Aircraft 177B. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Cessna Aircraft 177A13CECessna Aircraft 177AA13CECessna Aircraft 177BA13CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Cessna Aircraft 177 and Cessna Aircraft 177A, and 1 more aircraft configuration 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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