Powerplant

• Two Wright R-2600 Double Cyclone fourteen cylinder, air-cooled radials, rated at 1700 hp each for takeoff and 1500 hp at 2400 rpm.

Performance

• Maximum speed - 275 mph at 15,000 feet.
• Cruising speed - 230 mph
• Initial climb rate - 1110 feet per minute
• Service ceiling - 24,000 feet

Range with 3,200 lbs of bombs - 1,275 miles

Ferry range - 2,700 miles

Dimensions

• Wingspan - 67 ft. 6.7 inches
• Length - 53 ft. 5.75 inches (bomber version)
• Height -16 ft. 4.2 inches
• Wing area - 610 square feet

Weights

• Empty weight - 21,100 lbs.
• Normal loaded weight - 33,000 lbs.
• Gross weight - 35,000 lbs.
• Maximum overload weight - 41,800 lbs.

Fuel Capacity

• Four fuel tanks in the inner wing panels - 670 US gallons
• Auxiliary tanks in the outboard wing panels - 304 US gallons

Normal total fuel load - 974 US gallons

Additional tanks that were used for various missions

• Bomb bay tank - 515 US gallons
• Tank on top of the bomb bay (self sealing) - 215 US gallons
• Tanks in the side waist gunner positions - 125 US gallons
• Metal bomb bay tank (droppable) - 335 US gallons

Armament

Medium Bomber Version

• One (1) .50 caliber machine gun in the nose (flexible mount) (300 rounds)
• One (1) .50 caliber machine gun in the nose (fixed mount)(300 rounds)
• Two (2) .50 caliber machine guns in the nose B-25J-20 model

Gunship Version

• Eight (8) .50 caliber machine gun in the nose (400 rounds per gun)

All Versions

• 50 caliber machine guns blisters (400 rpg) - Two each on the left and right sides of the fuselage, beneath the cockpit
• Two (2) .50 caliber machine guns top turret (600 rpg)
• Two (2) .50 caliber machine gun waist position (200 rpg)
• Two .50 caliber machine guns in the tail turret (600 rpg)

Bomb Load and other armament

• Normal bomb load - 3,000 lbs.
• Maximum bomb load - 4,000 lbs.
• 5-inch high velocity aircraft rockets (HVARS) - 8 on under wing racks
• Aerial torpedo or glide torpedo - 1 under the bomb bay