Length – 99 ft. Wingspan – 140 ft. Gross weight – 105,000 lbs. (47,000 kg) Engines – 4X 2,200 hp Wright Double Cyclones Range – 5,800 miles (9,300 km) Ceiling – 31,800 ft. (9,450 m) Top speed – 365 mph (587 km/h) Cruising speed – 220 mph (354 km/h) Crew – 10 Armament – 12x .50 cal. machine guns. Payload – 20,000 lbs. (9070 kg) HE or incendiary bombs