Seating:    4 passengers + pilot  Range:     Approximately 3.5 hours  Powerplant :     Allison C20 series turbine  Power:    370 shp  Number of main rotor blades:    2  Main rotor diameter:    33 ft Length:     39.7 ft Height :     11 ft  Cabin width:     4 ft  Maximum speed:    150 MPH (130 KT)