Seversky SEV-2XP Fighter Prototype Derived from the Sikorsky SEV-3, the SEV-2XP (2-seat experimental pursuit) was a two-seat fighter. It was powered by a 735 hp Wright R-1820 radial engine, had fixed landing gear in aerodynamic spats and was armed with one .50 in and one .30 in forward-firing machine guns plus an additional .30 in… Read more