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ENGINE
GEARSHIFT FORK THICKNESS
• Measure the gearshift fork thickness using the vernier cali-
pers.
Shift fork thickness:
Standard: 4.8 – 4.9 mm
09900-20102: Vernier calipers
GEARSHIFT CAM BEARING AND GEARSHIFT SHAFT
BEARING
Inspection
• Inspect the gearshift cam bearing for abnormal noise and
smooth rotation.
• Replace the bearings if there is anything unusual.
• Inspect the gearshift cam bearing 1, gearshift shaft bearings
2 and 3 for abnormal noise and smooth rotation while they
are in the crankcase.
• Replace the bearing if there is anything unusual.
Removal
• Remove the gearshift shaft bearing with the special tools.
09921-20210: Bearing remover
09930-30104: Sliding shaft
• Remove the gearshift cam bearing with the special tools.
09923-74511: Bearing remover
09930-30104: Sliding shaft
Be careful not to lean the bearing remover.