The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. We do not provide access to STC engineering. For that you need to contact the STC holder directly. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 1

STC Holder: Smith Lee R 224 Cougar Flat Road, Castle Rock, WA 98611, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2651NM	Status: Historical	App Date:	Rev Date: 12/05/1986
Description: Installation of a Lycoming O-360-A3A or -A4A engine, McCauley1A170E/JFA7658 propeller, McCauley C-5464 spacer.
TC Nos.: 3A12
Models: The Cessna Aircraft Company172N, 172P
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500