Motorcycle clutch, single phase, starting motor, main shaft, main shaft assembly, gear, clutch, clutch plates, single carbon brush and carbon brush assembly, beyond the startup beads, set of cylinder. Engaged in other related parts: block, hard man to convince, crankshaft, 70, 100, V100, 125 the sun, zongshen 110 main pay shaft assembly and gear transmission drum assembly, CAM, valves.