Robinson R-66 engine start and take off at Konakovo

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The Robinson R66 is a single-engine, turbine-powered helicopter designed and manufactured by the Robinson Helicopter Company. Introduced in 2010, the R66 was developed as an evolution of the highly successful R44 model. The primary objective of its design was to provide a more powerful and versatile helicopter equipped with a turbine engine while maintaining the lightweight structure and cost-effective operation that Robinson helicopters are renowned for.

At the heart of the R66 is the Rolls-Royce RR300 turboshaft engine, a powerplant specifically developed for light helicopters. Delivering 300 shaft horsepower, this engine ensures enhanced reliability, greater power output, and superior performance at high altitudes compared to piston-engine alternatives. With this engine, the R66 achieves a cruise speed of approximately 204 km/h (127 mph) and offers a range of around 600 km (373 miles) on a full tank of fuel. Its maximum takeoff weight of 1,225 kg (2,700 lbs) allows the aircraft to carry up to five occupants, including the pilot, and a separate baggage compartment adds to its practicality.

The R66 is also notable for its spacious cabin, which is wider than that of its predecessor, the R44. This design improvement ensures enhanced comfort for passengers, making it an excellent choice for private owners, charter operations, and commercial applications. The two-blade main rotor system and T-bar cyclic control contribute to its smooth handling and impressive maneuverability, qualities that make it accessible even to less experienced pilots.

Despite its turbine engine, the R66 remains cost-effective to operate and maintain. This combination of affordability and performance has made it a favorite among private helicopter owners, flight schools, and commercial operators alike. Its versatility extends to a range of missions, including private transport, aerial surveying, law enforcement, and pilot training.

The R66 represents a significant leap forward in light helicopter technology, combining the power and reliability of a turbine engine with Robinson’s commitment to simplicity and operational efficiency. Its introduction has cemented Robinson’s reputation for designing aircraft that balance innovation with practicality, earning the R66 widespread acclaim among pilots and aviation enthusiasts worldwide.