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Master Sgt. Jeremy Jacobs, 12th Air Force (Air Forces Southern) Tactical Aircraft Manager, observes a demonstration of different techniques for performing proper maintenance procedures on the PT6A turboprop engine on Dec. 15, 2014 in Miami, Fl. The PT6A turboprop engine is a powerhouse that offers high performance, reliability and value in its ability to power air craft across multiple platforms and is used by 170 different countries worldwide. (Courtesy Photo)
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