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Engine and powerplant

STC SA02133AT

FAA DRS lists SA02133AT as Current · Issued, held by Turbine Design, Inc., for Ayres S2R. Recorded change: Replacement of a Pratt & Whitney R-1340 engine with a Walter M601E-11 engine and Avia-Hamilton Standard VJ8.510 or VJ8.510AG propeller. Snapshot dated June 30, 2026.

FAA-listed holder
Turbine Design, Inc.
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Replacement of a Pratt & Whitney R-1340 engine with a Walter M601E-11 engine and Avia-Hamilton Standard VJ8.510 or VJ8.510AG propeller.

SA02133AT 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: Ayres S2R. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Ayres S2RA4SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Ayres S2R 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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