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- 9
ENGINE DISASSEMBLY............................................................................. 3-13
ENGINE COMPONENTS INSPECTION AND SERVICE............................. 3-29
CYLINDER HEAD COVER.................................................................... 3-29
CAMSHAFT........................................................................................... 3-29
CAM CHAIN TENSION ADJUSTER ..................................................... 3-32
CAM CHAIN TENSIONER..................................................................... 3-32
CAM CHAIN GUIDE .............................................................................. 3-32
CYLINDER HEAD AND VALVE............................................................ 3-32
CYLINDER............................................................................................. 3-41
PISTON AND PISTON RING................................................................. 3-42
CLUTCH ................................................................................................ 3-44
GEARSHIFT COVER............................................................................. 3-46
STARTER CLUTCH .............................................................................. 3-47
OIL PUMP.............................................................................................. 3-48
STARTER TORQUE LIMITER .............................................................. 3-50
GENERATOR COVER .......................................................................... 3-50
CLUTCH RELEASE CAMSHAFT ......................................................... 3-51
WATER PUMP....................................................................................... 3-52
GEARSHIFT .......................................................................................... 3-52
OIL PRESSURE REGULATOR............................................................. 3-53
OIL STRAINER...................................................................................... 3-53
TRANSMISSION.................................................................................... 3-54
CRANKCASE ........................................................................................ 3-60
BALANCER DRIVEN GEAR................................................................. 3-67
CRANKSHAFT AND CONROD ............................................................ 3-69
CRANKSHAFT JOURNAL BEARING .................................................. 3-73
CRANKSHAFT THRUST BEARING..................................................... 3-76
ENGINE REASSEMBLY.............................................................................. 3-78