Oil pump ............................................................................................................................... 61
Starting shaft and idle gear ..................................................................................................... 61
Shift shaft .............................................................................................................................. 62
Rotor .................................................................................................................................... 62
Crankcase............................................................................................................................. 63
Balancing device, transmission and shifting rod ....................................................................... 63
Crankshaft and counterbalance .............................................................................................. 64
Rocker arm and camshaft ...................................................................................................... 64
Valve ..................................................................................................................................... 65
Check and repair ........................................................................................................... 66
Cylinder head ........................................................................................................................ 66
Valve seat.............................................................................................................................. 67
Valve and valve guide ............................................................................................................ 69
Valve spring.......................................................................................................................... 70
Camshaft............................................................................................................................... 70
Rocker arm and rocker arm shaft........................................................................................... 71
Timing chain, sprocket, chain guide plate and chain tensioner .................................................. 72
Cylinder and piston ................................................................................................................ 73
Piston pin .............................................................................................................................. 74
Piston ring ............................................................................................................................. 75
Crankshaft ............................................................................................................................ 76
Balancing device.................................................................................................................... 77
Cultch ................................................................................................................................... 77
Transmission and shift lever .................................................................................................... 79
Kick starter ........................................................................................................................... 80
Oil pump and oil filter ............................................................................................................ 81
Crankcase............................................................................................................................. 82