Yamaha YFM660RN Service Manual page 21

Tool No.
Oil filter wrench
90890-01469
YM-01469
This tool is needed to loosen or tighten
the oil filter cartridge.
Ball joint remover/installer set
90890-01474
YM-01474
These tools are used to removing or
installing the ball joint.
Ball joint remover/installer attachment set
90890-01480
YM-01480
These tools are used to removing or
installing the ball joint.
Sheave holder
90890-01701
YS-01880
This tool is needed to hold the AC mag-
neto rotor when removing or installing the
AC magneto rotor bolts.
Compression gauge set
Set
Adapter
90890-03081
YU-33223
Adapter
90890-04082
These tools are needed to measure
YU-33223-3
engine compression.
Pocket tester
90890-03112
YU-03112
This instrument is needed for checking the
electrical system.
Timing light
90890-03141
YM-33277-A
This tool is necessary for checking ignition
timing.
Valve spring compressor
Compressor
Valve spring compressor attachment
90890-04019
YM-04019
Attachment
This tool is needed to remove and install
90890-01243
the valve assemblies.
Tool name/How to use
1 - 7
SPECIAL TOOLS
Illustration
GEN
INFO