71 Powerplant
TTP B1-L3 ATA 71 Beech 90 Series B2-L1 Powerplant 71 Power plant 00 General 10 Cowling 20 Mounts 30 Fi r e seals 40 Attach Fittings 50 Electrical Ha r ness 60 Air Intakes 70 Engine Drains The King Air C90 A/B/GT/G T i is p o w ered b y t w o wing-mounted turboprop engines manu f actured b y Pratt and Whitn e y Aircraft of Canada Limite d , a d i vision of United T echnol o gies. Each engine dr i v es a constant-speed propelle r , w hich is capa b le of feathering, r e v ersing, and operating in a beta range for g round operations. On the g roun d , the propeller is usual l y placed in feather w hen the engine is shut d o wn and unf...