Yamaha YZ450F(Y Owner's Manual page 15

Tool name/Part number
Cap bolt wrench
YM-01500, 90890-01500
Cap bolt ring wrench
YM-01501, 90890-01501
Fork seal driver
YM-A0948, 90890-01502
Spoke nipple wrench
YM-01521, 90890-01521
Pocket tester
YU-3112-C, 90890-03112
Timing light
YM-33277-A, 90890-03141
Valve spring compressor
YM-4019, 90890-04019
How to use
This tool is used to loosen or tighten
the base valve.
This tool is used to loosen or tighten
the damper assembly.
This tool is used when install the fork
oil seal.
This tool is used to tighten the
spoke.
Use this tool to inspect the coil resis-
tance, output voltage and amper-
age.
This tool is necessary for checking
ignition timing.
This tool is needed to remove and
install the valve assemblies.
1-5
SPECIAL TOOLS
Illustration