Engine - Yamaha MBK X-MAX 300 2017 Service Manual

LUBRICATION SYSTEM CHART AND DIAGRAMS...................................... 5-1
ENGINE OIL LUBRICATION CHART .......................................................5-1
LUBRICATION DIAGRAMS ...................................................................... 5-2
ENGINE INSPECTION .................................................................................... 5-5
MEASURING THE COMPRESSION PRESSURE....................................5-5
CHECKING THE BREATHER HOSES .....................................................5-6
ENGINE REMOVAL ........................................................................................5-7
INSTALLING THE ENGINE..................................................................... 5-11
CONNECTING THE LEADS ................................................................... 5-11
INSTALLING THE EXHAUST PIPE AND MUFFLER..............................5-12
CYLINDER HEAD.......................................................................................... 5-13
REMOVING THE CYLINDER HEAD.......................................................5-17
CHECKING THE CYLINDER HEAD .......................................................5-17
CHECKING THE CAMSHAFT SPROCKET............................................5-18
CHECKING THE TIMING CHAIN TENSIONER...................................... 5-18
INSTALLING THE CYLINDER HEAD .....................................................5-18
CAMSHAFT ................................................................................................... 5-22
REMOVING THE CAMSHAFT ................................................................5-23
CHECKING THE CAMSHAFT ASSEMBLY ............................................5-23
CHECKING THE ROCKER ARMS AND ROCKER ARM SHAFTS ........ 5-23
INSTALLING THE CAMSHAFT...............................................................5-24
VALVES AND VALVE SPRINGS.................................................................. 5-26
REMOVING THE VALVES...................................................................... 5-27
CHECKING THE VALVES AND VALVE GUIDES ..................................5-27
CHECKING THE VALVE SEATS ............................................................ 5-29
CHECKING THE VALVE SPRINGS........................................................ 5-30
INSTALLING THE VALVES .................................................................... 5-30
CYLINDER AND PISTON.............................................................................. 5-32
REMOVING THE PISTON ...................................................................... 5-33
CHECKING THE CYLINDER AND PISTON ...........................................5-33
CHECKING THE PISTON RINGS........................................................... 5-34
CHECKING THE PISTON PIN ................................................................5-35
CHECKING THE TIMING CHAIN GUIDE (EXHAUST SIDE) ................. 5-35
INSTALLING THE PISTON AND CYLINDER .........................................5-35

ENGINE

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