Power & Performance
Those special qualities that separate one aircraft design from another. Performance specifications presented assume optimal operating conditions for the Nakajima Ki-49-IIa Donryu (Helen) Medium Bomber Aircraft.
2 x Nakajima Ha-109 radial piston engines developing 1,450 horsepower each.
Propulsion
306 mph
492 kph | 266 kts
Max Speed
30,512 ft
9,300 m | 6 miles
Service Ceiling
1,833 miles
2,950 km | 1,593 nm
Operational Range
1,225 ft/min
373 m/min
Rate-of-Climb