Bell P-63A/C Kingcobra (14401) 1:144 Dora Wings   The P-39 was developed to meet a proposal in 1937 for a single engine high altitude interceptor having the tactical mission of interception and attack of hostile aircraft at high altitude. Specifications called for a level airspeed of 360mph at altitude, and a climb to 20,000 feet in under 6 minutes. Armament was to be heavy including a cannon, the engine was to be liquid cooled, and the aircraft was to feature a tricycle unde