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No. of STCs: 2

STC Holder: Al Backstrom Route 1, Box 199-B, Frisco, Texas 75034		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4997SW	Status: Historical	App Date: 06/12/1982	Rev Date: 04/27/1983
Description: Installation of Lycoming TIVO-540-A2A engine
TC Nos.: 4H11
Models: Siam Hiller Holdings Inc.UH-12E
ACO: AIR-770: West Certification Branch LA

STC Holder: Al Backstrom Route 1, Box 199-B, Frisco, Texas 75034		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4997SW	Status: Historical	App Date: 06/12/1982	Rev Date: 06/28/1983
Description: Installation of Lycoming TIVO-540-A2A engine
TC Nos.: 4H11
Models: Siam Hiller Holdings Inc.UH-12E
ACO: AIR-770: West Certification Branch LA