Pratt & Whitney R-985
Engine Specifications


 
Type: 9 cylinder air cooled
Diameter:
Length:
Bore: 5.1875 inches
Stroke: 5.1875 inches
Displacement: 985 cubic inches
Compression Ratio: 6 to 1
Dry Weight: 560 to 682 lbs.
Ignition:
Carburation:
Fuel: 80 0ctane
Performance: 450 hp @ 2300 rpm for take-off