The Allison V-1710 powered most U.S. Army fighters in World War II, including the Lockheed P-38, Bell
P-39 and P-63, Curtiss P-40, and early North American P-51s. The V-1710-C15 (military designation V-1710-33) powered the Curtiss
P-40, P-40A, B, and C pursuit aircraft.