Weight:
Take-off: 29,711 kg
Maximum: 32,659 kg
Length: 22.78 m
Wingspan: 31.62 m
Engine: 4 x Wright R-1820-97 Cyclone with General Electric B-22 turbo superchargers
Power:
Take-off: 1,200 HP
Indicated: 1,380 HP
Topspeed:
Sea Level: 423 km/h
At 7.625 m: 472 km/h
Service Ceiling: 10,851 m
Range: 2,000 km
Armament:
2 x .50-cal Browning M2 machine guns in the Bendix nose turret
2 x .50-cal Browning M2 machine guns in the chin positions
2 x .50-cal Browning M2 machine guns in the top Sperry N.645473E turret
2 x .50-cal Browning M2 machine guns in the under-fuselage Sperry N645849J ball turret
1 x .50-cal Browning M2 machine guns in the radio room
1 x .50-cal Browning M2 machine guns on the right side of the tail section
1 x .50-cal Browning M2 machine guns on the left side of the tail section
2 x .50-cal Browning M2 machine guns in the tail turret
Up to 7,983 kg of bombs (for shorter range flights)
B-17G became the most mass produced variant, with 8,680 built.
Boeing built 4,035, Douglas 2,395 and Lockheed 2,250 Flying Fortresses.
Advantages:
High bomb load
Powerful defensive armament
Long range
High survivability
Disadvantages:
Somewhat low airspeed
