Part number
YM-4117, 90890-04117
Valve guide installer
YM-4098, 90890-04098
Intake
Exhaust
This tool is needed to install the valve guide.
YM-4118, 90890-04118
Valve guide reamer
YM-4099, 90890-04099
Intake (4.5 mm)
Exhaust (5.0 mm)
This tool is needed to rebore the new valve guide.
YM-34487
Dynamic spark tester
90890-06754
Ignition checker
This instrument is necessary for checking the ignition
system components.
ACC-11001-05-01
Quick gasket
90890-85505
YAMAHA Bond No. 1215
This sealant (Bond) is used for crankcase mating
surface, etc.
All manuals and user guides at all-guides.com
Tool name/How to use
®
1 - 8
SPECIAL TOOLS
Illustration
YM-4117
YM-4098
YM-4118
YM-4099
YM-34487
ACC-11001-05-01
GEN
INFO
90890-04117
90890-04098
90890-04118
90890-04099
90890-06754
90890-85505