3
6
ENGINE 3-1
CONTENTS
ENGINE
ENGINE COMPONENTS REMOVABLE WITH ENGINE IN PLACE ...3- 2
ENGINE LEFT SIDE .....................................................................3- 2
ENGINE RIGHT SIDE ..................................................................3- 2
ENGINE CENTER ........................................................................3- 2
ENGINE REMOVAL AND INSTALLATION .........................................3- 3
ENGINE REMOVAL .....................................................................3- 3
ENGINE INSTALLATION .............................................................3- 8
ENGINE DISASSEMBLY .....................................................................3-12
ENGINE TOP SIDE ......................................................................3-12
ENGINE BOTTOM SIDE ..............................................................3-15
ENGINE COMPONENTS INSPECTION AND SERVICING .................3-24
CYLINDER HEAD COVER ..........................................................3-24
CYLINDER HEAD ........................................................................3-25
CAMSHAFT ..................................................................................3-33
CAM CHAIN TENSION ADJUSTER ............................................3-34
CYLINDER ...................................................................................3-35
PISTON ........................................................................................3-35
CONROD/CRANKSHAFT ............................................................3-38
CLUTCH .......................................................................................3-39
TRANSMISSION ..........................................................................3-42
GEARSHIFT FORK ......................................................................3-45
GENERATOR COVER .................................................................3-46
CLUTCH COVER .........................................................................3-47
CRANKCASE ...............................................................................3-48
CRANKSHAFT .............................................................................3-50
RECOIL STARTER ......................................................................3-51
DRIVE TRAIN ...............................................................................3-54
SECONDARY GEAR SHIMS ADJUSTMENT .............................3-58
REASSEMBLY INFORMATION ..................................................3-60
ENGINE REASSEMBLY ......................................................................3-61
ENGINE BOTTOM SIDE ..............................................................3-61
ENGINE TOP SIDE ......................................................................3-73