ENGINE 3-1
ENGINE
CONTENTS
3
ENGINE COMPONENTS REMOVABLE WITH ENGINE IN PLACE .......... 3- 2
ENGINE REMOVAL AND INSTALLATION................................................. 3- 3
ENGINE REMOVAL .............................................................................. 3- 3
ENGINE INSTALLATION...................................................................... 3-10
ENGINE DISASSEMBLY............................................................................. 3-14
ENGINE COMPONENTS INSPECTION AND SERVICE............................. 3-26
CYLINDER HEAD COVER.................................................................... 3-26
CMP SENSOR....................................................................................... 3-26
PAIR REED VALVE............................................................................... 3-26
CRANKCASE BREATHER REED VALVE ........................................... 3-27
PCV HOSE............................................................................................. 3-27
CAMSHAFT........................................................................................... 3-28
CAM CHAIN TENSION ADJUSTER ..................................................... 3-30
CAM CHAIN TENSIONER..................................................................... 3-30
CAM CHAIN GUIDE .............................................................................. 3-30
CYLINDER HEAD AND VALVE............................................................ 3-30
CLUTCH ................................................................................................ 3-38
CLUTCH LIFTER................................................................................... 3-39
OIL PUMP.............................................................................................. 3-41
STARTER CLUTCH .............................................................................. 3-41
GENERATOR ........................................................................................ 3-43
WATER PUMP....................................................................................... 3-43
GEARSHIFT SYSTEM........................................................................... 3-43
OIL PRESSURE REGULATOR............................................................. 3-44
OIL STRAINER...................................................................................... 3-44
TRANSMISSION.................................................................................... 3-45
CYLINDER............................................................................................. 3-48
PISTON AND PISTON RING................................................................. 3-49
CRANKCASE ........................................................................................ 3-51
CRANKSHAFT AND CONROD ............................................................ 3-61
CRANKSHAFT JOURNAL BEARING .................................................. 3-65
CRANKSHAFT THRUST BEARING..................................................... 3-68
ENGINE REASSEMBLY.............................................................................. 3-70