Who produced a utility aircraft that is a remanufactured and modified Douglas DC-3, conversions include fitting the frame with the new engine produced by Pratt & Whitney Canada? 
Basler BT-67: The Basler BT-67 is a utility aircraft produced by Basler Turbo Conversions of Oshkosh, Wisconsin. Pratt &amp; Whitney Canada PT6: The Pratt & Whitney Canada PT6, produced by Pratt & Whitney Canada, is one of the most popular turboprop aircraft engines in history.
Basler Turbo Conversions