Data from [45][Note 5] General characteristics Crew: 1 Length: 27 ft 7 in (8.41 m) Wingspan: 46 ft (14 m) Height: 9 ft 10 in (3.00 m) Wing area: 320 sq ft (30 m2) Airfoil: Clark Y[47] Empty weight: 2,150 lb (975 kg) Gross weight: 2,888 lb (1,310 kg) Max takeoff weight: 5,135 lb (2,329 kg) Fuel capacity: 450 US gal (375 imp gal; 1,703 l) Powerplant: 1 × Wright J-5C Whirlwind 9-cylinder air-cooled radial piston engine, 223 hp (166 kW) Propellers: 2-bladed Standard Steel fixed pitch metal propeller Performance Maximum speed: 133 mph (214 km/h, 116 kn) Cruise speed: 100–110 mph (160–180 km/h, 87–96 kn) Range: 4,100 mi (6,600 km, 3,600 nmi) Service ceiling: 16,400 ft (5,000 m) [46] Wing loading: 16 lb/sq ft (78 kg/m2) Power/mass: 0.0435 hp/lb (0.0715 kW/kg)