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GEN
INFO
1 - 7
SPECIAL TOOLS
EC140001
SPECIAL TOOLS
The proper special tools are necessary for complete and accurate tune-up and assembly. Using the
correct special tool will help prevent damage caused by the use of improper tools or improvised
techniques. The shape and part number used for the special tool differ by country, so two types are
provided. Refer to the list provided to avoid errors when placing an order.
NOTE:
• For U.S.A. and Canada, use part number starting with “YM-”, “YU-” or “ACC-”.
• For others, use part number starting with “90890-”.
Part number
Tool name/How to use
Illustration
YU-3097, 90890-01252
YU-1256
Dial gauge and stand
Stand
These tools are used to check each part for runout or
bend.
YU-3097
YU-1256
90890-01252
YU-90050, 90890-01274
YU-90050, 90890-01275
YU-91044, 90890-04081
YU-90063, 90890-01278
Crankshaft installing tool
Crankshaft installing pot
Crankshaft installing bolt
Spacer (crankshaft installer)
Adapter (M12)
These tools are used to install the crankshaft.
YU-90050
YU-90063
YU-91044
90890-01274
90890-01275
90890-01278
90890-04081
YU-1304, 90890-01304
Piston pin puller
This tool is used to remove the piston pin.
YU-1304
90890-01304
YU-24460-01, 90890-01325
YU-33984, 90890-01352
Radiator cap tester
Adapter
These tools are used for checking the cooling sys-
tem.
YU-24460-01
YU-33984
90890-01325
90890-01352
YM-04151, 90890-04151
Rotor puller
This tool is used to remove the flywheel magneto.
YM-04151
90890-04151
YU-33975, 90890-01403
Ring nut wrench
This tool is used when tighten the steering ring nut to
specification.
YU-33975
90890-01403
YM-01500, 90890-01500
Cap bolt wrench
This tool is used to loosen or tighten the base valve.
YM-01500
90890-01500
Summary of Contents for YZ450F(V)
Page 47: ...GEN INFO MEMO...
Page 67: ...GEN INFO MEMO...
Page 128: ...2 20 SPEC LUBRICATION DIAGRAMS 1 Intake camshaft 2 Exhaust camshaft To main axle From oil pump...
Page 193: ...INSP ADJ MEMO...
Page 593: ...ELEC MEMO...
Page 623: ...TUN MEMO...
Page 648: ......
Page 649: ......