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 .............................................................................. 3-15
ENGINE COMPONENTS INSPECTION
AND SERVICE .............................................................................................. 3-27
CYLINDER HEAD COVER..................................................................... 3-27
CMP SENSOR ........................................................................................ 3-27
PAIR REED VALVE................................................................................ 3-27
CAMSHAFT ............................................................................................ 3-28
CAM CHAIN TENSION ADJUSTER ...................................................... 3-30
CAM CHAIN TENSIONER...................................................................... 3-31
CAM CHAIN GUIDE ............................................................................... 3-31
CYLINDER HEAD AND VALVE............................................................. 3-31
CLUTCH ................................................................................................. 3-43
CLUTCH LIFTER.................................................................................... 3-45
OIL PUMP............................................................................................... 3-46
STARTER CLUTCH ............................................................................... 3-47
GENERATOR ......................................................................................... 3-47
WATER PUMP........................................................................................ 3-48
GEARSHIFT SYSTEM............................................................................ 3-48
OIL PRESSURE REGULATOR.............................................................. 3-49
OIL STRAINER....................................................................................... 3-49
TRANSMISSION..................................................................................... 3-50
CYLINDER.............................................................................................. 3-53
PISTON AND PISTON RING.................................................................. 3-54
CRANKCASE ......................................................................................... 3-56
BALANCER SHAFT ............................................................................... 3-63
BALANCER SHAFT JOURNAL BEARING ........................................... 3-63
CRANKSHAFT AND CONROD ............................................................. 3-65
CRANKSHAFT JOURNAL BEARING ................................................... 3-69
CRANKSHAFT THRUST BEARING ...................................................... 3-72
ENGINE REASSEMBLY............................................................................... 3-74
SAMPLE
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