O.S. 55HZ-R DRS Ringed .55 Helicopter Engine CM25 Doorbuster H0654-S - Carbon Fiber Landing

H0654-S - Carbon Fiber Landing Gear - Goblin 500 Sport

allowing rudder control to be more precise and smooth

and then be sure to accept any firmware updates offered

along with a rapid advancement in the airplane & multi rotor segment

Tail Rotor Diameter: 219mm

O.S. 55HZ-R DRS Ringed .55 Helicopter Engine CM25 Doorbuster H0654-S - Carbon Fiber LandingThe 55HZ R DRS engine is designed to meet the unique demands of F3C competition and 3D flight! The Demand Regulator System (DRS) uses pressure to consistently deliver the optimal air fuel mixture to the engine regardless of the heli's attitude Two needles on the carburetor precisely adjust middle and high speeds A hole in the cover plate allows for mounting a sensor of Futaba's GY 701 governor, to insure more stable flight Cranks out 2,000 20,000 rpm