ENGINE TYPE: 4-stroke, single cylinder, air-cooled Engine Type:1-Cylinder,4-stroke,Air-cooledDisplacement:50cc(Optional 72cc,90cc,110cc)Max Power(kw/rpm):3.7/8500Max.torque(N.m/rpm):4.5/6000Starting:ElectricIgnition:CDILubrication:Pressure and SplashCompression Rate:8.8:1Final Drive:ChainFront/rear Brake:Hydraulic disc/hydraulic discMax Speed:45Km/hFuel Capacity(liter):2.5LBattery:12V4AhWheel ...