Dimensions:
Wing span: 40 ft. 0 in. (12.19 m)
Length: 32 ft. 3 in. (9.82 m)
Height: 8 ft. 9 in. (2.66 m)

Weights:
Empty: 5,658 lb (2,566 kg)
Operational: 8,470 lb. (3,841 kg) with two 500-lb. bombs.

Performance:
Maximum Speed: 340 m.p.h. (547 km/h) @ 21,000 ft.
(6,400 m) clean
320 m.p.h. (514 km/h) @ 19,700 ft. (6,004 m) with
two 250-lb. bombs
307 m.p.h. (494 km/h) @ 19,500 ft. (5,943 m) with
two 500-lb. bombs
Service Ceiling: 40,000 ft. (12,192 m); clean 33,000 ft. (10,058 m); with 500-lb. bomb load.
Range: 460 miles (740 km) at 178 mph (286 km/h) normal fuel. 920 miles (1,480 km) with two 44 gallon auxiliary tanks.

Powerplant:
One Rolls-Royce Merlin XX twelve-cylinder 60 deg. Vee liquid-cooled engine rated at 1,280 h.p. (954 kw) @ take-off and 1,850 h.p. (1,379 kw) @ 21,000 ft. (6,400 m).

Armament:
Twelve 0.303-in. browning machine-guns and two 250-lb. or 500-lb. bombs or eight rocket projectile.