Nation: USSR Manufacturer: State Industries (Mil Design Bureau) Type: Transport Helicopter Year: 1962 Engine: 2 Isotov TV2-117A turboshafts, 1,700 shp each Rotor Diameter: 69 ft 10.25 in Overall Length: 82 ft 9.75 in Height: 18 ft 6.5 in Empty Weight: 14,989 lb Max Takeoff Weight: 26,455 lb Max Speed: 162 mph at 3,280 ft Ceiling: 14,765 ft Range: 311 miles w/28 passengers Crew: 2 or 3 Passengers: 28