Part number
YM-33975, 90890-01403
Ring nut wrench
This tool is used when tighten the steering ring nut to
specification.
YM-1423, 90890-01423
Damper rod holder
Use this tool to remove and install the damper rod.
YM-01442, 90890-01442
Fork seal driver
This tool is used when install the fork oil seal.
YU-03112, 90890-03112
Yamaha pocket tester
Use this tool to inspect the coil resistance, output
voltage and amperage.
YU-8036-1
Inductive tachometer
90890-03113
Engine tachometer
This tool is needed for observing engine rpm.
YM-33277-A, 90890-03141 Timing light
This tool is necessary for checking ignition timing.
YM-04019, 90890-04019
Valve spring compressor
YM-04108, 90890-04108
Attachment
This tool needed to remove and install the valve
assemblies.
YM-91042, 90890-04086
Clutch holding tool
This tool is used to hold the clutch when removing or
installing the clutch boss securing nut.
YM-4116, 90890-04116
Valve guide remover
YM-4097, 90890-04097
Intake (4.5 mm)
Exhaust (5.0 mm)
This tool is needed to remove and install the valve
guide.
All manuals and user guides at all-guides.com
Tool name/How to use
1 - 7
SPECIAL TOOLS
Illustration
YM-33975
YM-1423
YM-01442
YU-03112
YU-8036-1
YM-33277-A
YM-04019
YM-04108
YM-91042
YM-4116
YM-4097
GEN
INFO
90890-01403
90890-01423
90890-01442
90890-03112
90890-03113
90890-03141
90890-04019
90890-04108
90890-04086
90890-04116
90890-04097