The Turbine Helicopter Bell 222 series is a line of twin engine helicopters. The original model of the line is the 222, also known as the Bell 222A to distinguish it from the other models in the line. It can seat a maximum of ten passengers and one crew member. The maximum speed is 130 kts (149 mph, 240 km/h) and is powered by two Lycoming LTS-101-650C-3 engines. The empty weight of the aircraft is 4,555 lbs (2,066 kg) and the maximum takeoff weight is 7,848 lbs (3,560 kg). It was the first light twin turbine engine commercial helicopter developed in the Unite States and the series features dual hydraulic and electrical systems.