Yamaha WR250, Owner'S Service Manual

Page: 22 / 694

CHAPTER 4
ENGINE
SEAT, FUEL TANK
AND SIDE COVERS
................................. 4-1
EXHAUST PIPE AND SILENCER ............ 4-2
RADIATOR ................................................ 4-4
CARBURETOR ......................................... 4-7
CAMSHAFTS .......................................... 4-21
CYLINDER HEAD ................................... 4-30
VALVES AND VALVE SPRINGS ........... 4-34
CYLINDER AND PISTON ....................... 4-43
CLUTCH .................................................. 4-50
OIL FILTER ELEMENT, WATER PUMP
AND RIGHT CRANKCASE COVER
...... 4-57
BALANCER ............................................ 4-64
OIL PUMP ............................................... 4-67
KICK SHAFT AND SHIFT SHAFT .......... 4-72
CDI MAGNETO ....................................... 4-79
ENGINE REMOVAL ................................ 4-83
CRANKCASE AND CRANKSHAFT ....... 4-88
TRANSMISSION, SHIFT CAM
AND SHIFT FORK
.................................. 4-97
CHAPTER 5
CHASSIS
FRONT WHEEL AND REAR WHEEL ...... 5-1
FRONT BRAKE AND REAR BRAKE ..... 5-11
FRONT FORK ......................................... 5-28
HANDLEBAR .......................................... 5-41
STEERING .............................................. 5-47
SWINGARM ............................................ 5-53
REAR SHOCK ABSORBER ................... 5-60