Yamaha 2004 YXR660 Service Manual page 24

Tool No.
Valve spring compressor
Compressor
Valve spring compressor attachment
90890-04019
YM-04019
Attachment
90890-01243
This tool is needed to remove and install
YM-01253-1
the valve assemblies.
Middle driven shaft bearing driver
Middle driven shaft
bearing driver
Mechanical seal installer
90890-04058
Water pump seal installer
YM-04058-1
Mechanical seal
installer
These tools are used to install the water
90890-04078
YM-33221
pump seal.
Universal joint holder
90890-04062
YM-04062
This tool is needed when removing or
installing the universal joint yoke nut.
Valve guide remover (ø 6)
90890-04064
YM-04064-A
This tool is needed to remove and install
the valve guide.
Valve guide installer (ø 6)
90890-04065
YM-04065-A
This tool is needed to install the valve
guide.
Valve guide reamer (ø 6)
90890-04066
YM-04066
This tool is needed to rebore the new
valve guide.
Universal clutch holder
90890-04086
YM-91042
This tool is needed to hold the clutch car-
rier when removing or installing the car-
rier nut.
Bearing retainer wrench
90890-04128
YM-04128
This tool is needed when removing or
installing the bearing retainer.
SPECIAL TOOLS
Tool name/Function
1 - 11
GEN
INFO
Illustration