GEN
INFO
1 - 9
SPECIAL TOOLS
YM-4112, 90890-04112
YM-4117, 90890-04117
Valve guide installer
Intake 4.0 mm (0.16 in)
Exhaust 4.5 mm (0.18 in)
This tool is needed to install the valve guide.
YM-4112
YM-4117
90890-04112
90890-04117
YM-4113, 90890-04113
YM-4118, 90890-04118
Valve guide reamer
Intake 4.0 mm (0.16 in)
Exhaust 4.5 mm (0.18 in)
This tool is needed to rebore the new valve guide.
YM-4113
YM-4118
90890-04113
90890-04118
YM-34487
90890-06754
Dynamic spark tester
Ignition checker
This instrument is necessary for checking the ignition
system components.
YM-34487
90890-06754
90890-85505
YAMAHA Bond No. 1215
(ThreeBond
No. 1215)
This sealant (Bond) is used for crankcase mating sur-
face, etc.
90890-85505
90890-85505
Part number
Tool name/How to use
Illustration