P-51 Mustang Dimensions: Span: 37’ Length: 13.6’ Engine: Packard Merlin V-1650-7 1,720 hp inline Weights: Empty: 9,765 lbs. Loaded: 11,814 lbs. Performance: Max Speed: 437 MPH Range: 950 miles Armament: Six wing mounted 0.5” machine guns Two 500 lb. bombs