General characteristics:

• Crew: 3
• Length: 50 ft 0 in (15.24 m)
• Wingspan: 70 ft 0 in (21.34 m)
• Height: 18 ft 3 in (5.64 m)
• Wing area: 540 ft² (50 m²)
• Empty weight: 22,850 lb (10,365 kg)
• Loaded weight: 27,600 lb (12,519 kg)
• Max takeoff weight: 35,000 lb (15,900 kg)
• Powerplant: 2× Pratt & Whitney R-2800-27 "Double Wasp" radials, 2,000 hp (1,500 kW) each

Performance:

• Maximum speed: 355 mph (308 kn, 570 km/h)
• Range: 1,400 mi (1,200 nmi, 2,300 km)
• Service ceiling: 22,000 ft (6,700 m)
• Rate of climb: 1,250 ft/min (6.4 m/s)
• Wing loading: 51 lb/ft² (250 kg/m²)
• Power/mass: 0.145 hp/lb (108 W/kg)

Armament:

• 6 × 0.50 in (12.7 mm) M2 Browning machine guns in the nose
• 8× 0.50 in (12.7 mm) M2 Browning machine guns in four optional underwing pods
• 2× 0.50 in (12.7 mm) M2 Browning machine guns in remote-controlled dorsal turret
• 2× 0.50 in (12.7 mm) M2 Browning machine guns in remote-controlled ventral turret

• 6,000 lb (2,700 kg) - 4,000 lb (1,800 kg) in the bomb bay plus 2,000 lb (910 kg) external on the wings