Model : HDE 390 Engine Type : Single cylinder, 4-stroke Displacement (cc) : 389 Compression Ratio : 88 x 64 Bore x Stroke (mm) : 90 x 66 Max. Output Power (kW / r/min) : 7.6 / 3,600 Max. Torque (N.m/2 / r/min) : 26.5 / 2,500 Dimension (LxWxH) (mm) :