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Engine and powerplant

STC SR01349LA

FAA DRS lists SR01349LA as Current · Reissued, held by WSH, LLC, for Rotorcraft Development TH-1F, Rotorcraft Development UH-1F, and Rotorcraft Development UH-1P, and 2 more aircraft configurations. Recorded change: Installation of Honeywell (Lycoming) T53-L-13B/-13BA engine to replace General Electric T58-GE-3 engine or T53-L-703 engine to replace Honeywell (Lycoming) T53-L-13B/-13BA engine. Snapshot dated September 1, 2026.

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FAA-listed holder
WSH, LLC
Aircraft configurations
5
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SR01349LA 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: Rotorcraft Development TH-1F, Rotorcraft Development UH-1F, and Rotorcraft Development UH-1P, and 2 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Rotorcraft Development TH-1FH12NMRotorcraft Development UH-1FH12NMRotorcraft Development UH-1PH12NMTamarack Helicopters TH-1FH7NETamarack Helicopters UH-1FH7NE

Related engine and powerplant STCs

FAA record reference

STC number
SR01349LA
Product
Aircraft · Rotorcraft
Country
United States
Application date
March 29, 2002
Revision date
June 11, 2026
CFR references
Part 21, Part 29, Part 34, Part 36