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No. of STCs: 1

STC Holder: Western Helicopters, Inc P.O. Box 579 1670 Airport Way, Rialto, CA 92376, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH173WE	Status: Current	App Date:	Rev Date: 11/11/1974
Description: Installation of derated Lycoming TVO-435-B1A or TVO-435-B1B engine in lieu of TVO-435-A1A engine using existing TVO-435-A1A installation components.
TC Nos.: 2H3
Models: Bell Helicopter Textron47G-3B
ACO: AIR-770: West Certification Branch LA