A Bell UH-1 equipped with a Pratt&Whitney Canada PT6C-67D turboshaft engine flew for the first time on Nov. 19 at Global Helicopter Technologies in Arlington, Tex. The new engine is part of an upgrade ...
Commonly used in search-and-rescue and offshore duties, the twin-engine, 15-passenger civil/commercial AW139 helicopter is powered by two Pratt & Whitney Canada PT6C-67C turboshaft engines rated 1,679 ...
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