Continental R-975-C1 US
pictures by Liejon Schoot
Marshall Museum Overloon

9 cyl. radial, overhead valve, four stroke, air-cooled, gasoline.
Bore x stroke: 5 x 5 1/2 in.
Displacement: 973 cu. in.
Output 400 bhp. at 2400 rpm.
Used in: 76mm Gun Motor Carriage, T70, Hellcat.