Power & Performance
Those special qualities that separate one aircraft design from another. Performance specifications presented assume optimal operating conditions for the Douglas XB-31 (Raidmaster) Super-Heavy Bomber Aircraft Design Proposal.
ORIGINAL:Wright R-3350-13 "Duplex-Cyclone" radial piston engines developing 2,200 horsepower each; LATER: 4 x Pratt & Whitney R-4360 "Wasp Major" radial piston engines developing 3,000 horsepower each.
Propulsion
357 mph
575 kph | 310 kts
Max Speed
35,023 ft
10,675 m | 7 miles
Service Ceiling
3,001 miles
4,830 km | 2,608 nm
Operational Range