When Pratt & Whitney Canada offered to supply war-surplus 450 hp (340 kW) Wasp Junior radial engines at a low price, the aircraft ended up with extra power as well as the original long wing.
Da så Pratt & Whitney Canada tilbød at levere Wasp Jr motorer med 450 hk (340 kW), der var i overskud efter krigen til en lav pris, endte flyet med at have både en stor motor og den lange vinge.