12/31/2010. Produced with a 600 hp Pratt & Whitney R-1340 piston engine for India, the aircraft was delivered to the Indian Supply Mission on April 22, 1958, serialed IM-1731. It came on the Australian civil register on November 13, 1997, as VH-OTV, and was subsequently converted to a DHC-3-T turbine-powered aircraft when fitted with a 750 shp Pratt & Whitney PT6A-135A engine. December 12, 2008 it was registered in the USA as N510PR.