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Engine and powerplant

STC SA4959SW

FAA DRS lists SA4959SW as Current · Reissued, held by Turbine Conversions Ltd, for Thrush Aircraft S-2R. Recorded change: Revised engine inlet air filtration and intake geometry with PT6A-34 engine installed per STC SA3238WE in accordance with Frakes Aviation Drawing FA 7502, Sheets 1 through 10, dated 3/8/83. Snapshot dated June 30, 2026.

FAA-listed holder
Turbine Conversions Ltd
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Revised engine inlet air filtration and intake geometry with PT6A-34 engine installed per STC SA3238WE in accordance with Frakes Aviation Drawing FA 7502, Sheets 1 through 10, dated 3/8/83.

SA4959SW 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: Thrush Aircraft S-2R. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Thrush Aircraft S-2RA4SW

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Thrush Aircraft S-2R 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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