Yamaha YZ450F Owner's Service Manual page 195

AC MAGNETO................................................................................................5-59
REMOVING THE AC MAGNETO.............................................................5-60
CHECKING THE AC MAGNETO .............................................................5-60
CHECKING THE WOODRUFF KEY ........................................................5-60
INSTALLING THE AC MAGNETO ...........................................................5-60
CRANKCASE .................................................................................................5-62
DISASSEMBLING THE CRANKCASE.....................................................5-65
REMOVING THE CRANKCASE BEARING .............................................5-65
CHECKING THE TIMING CHAIN, TIMING CHAIN GUIDE,
OIL STRAINER........................................................................................5-65
CHECKING THE CRANKCASE ...............................................................5-65
ASSEMBLING THE CRANKCASE...........................................................5-66
CRANKSHAFT ASSEMBLY AND BALANCER SHAFT ...............................5-67
REMOVING THE BALANCER SHAFT.....................................................5-68
REMOVING THE CRANKSHAFT ASSEMBLY ........................................5-68
CHECKING THE CRANKSHAFT ASSEMBLY.........................................5-68
INSTALLING THE CRANKSHAFT ASSEMBLY.......................................5-69
TRANSMISSION.............................................................................................5-70
REMOVING THE TRANSMISSION .........................................................5-71
CHECKING THE SHIFT FORKS..............................................................5-71
CHECKING THE SHIFT DRUM ASSEMBLY...........................................5-72
CHECKING THE TRANSMISSION ..........................................................5-72
INSTALLING THE TRANSMISSION ........................................................5-72