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EB102001
SPECIAL TOOLS
The following special tools are necessary for complete and accurate tune-up and assembly. Use
only the appropriate special tools; this will help prevent damage caused by the use of inappropriate
tools or improvised techniques. Special tools may differ by shape and part number from country to
country. In such a case, two types are provided.
When placing an order, refer to the list provided below to avoid any mistakes.
For US and CDN
P/N. YM-, YU-, YS-, YK-, ACC-
Except for US and CDN
P/N. 90890-
Tool No.
Slide hammer bolt (M6)/weight
Bolt
90890-01083
YU-01083-1
Weight
90890-01084
These tools are used to remove the
YU-01083-3
rocker arm shafts.
Crankcase separating tool
90890-01135
YU-01135-B
This tool is used to separate the crank-
case.
Valve guide remover (7.0 mm)
90890-01225
YM-01225-A
This tool is needed to remove and install
the valve guides.
Valve guide reamer (7.0 mm)
90890-01227
YM-01227
This tool is needed to rebore the new
valve guides.
Coupling gear/middle shaft tool
90890-01229
YM-01229
This tool is needed when removing or
installing the coupling gear nut.
Crankshaft installer bolt
90890-01275
YU-90060
This tool is used to install the crankshaft.
Tool name/Function
1 - 5
SPECIAL TOOLS
Illustration
GEN
INFO
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Troubleshooting
