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CLUTCH
REMOVING THE CLUTCH BOSS
1. Remove:
•Nut "1"
• Conical washer "2"
• Clutch boss "3"
Use the clutch holding tool "4" to hold the clutch
boss.
A. For USA and CDN
B. Except for USA and CDN
CHECKING THE CLUTCH HOUSING AND
BOSS
1. Inspect:
• Clutch housing "1"
Cracks/wear/damage → Replace.
• Clutch boss "2"
Scoring/wear/damage → Replace.
CHECKING THE PRIMARY DRIVEN GEAR
1. Check:
• Circumferential play
Free play exists → Replace.
• Gear teeth "a"
Wear/damage → Replace.
CHECKING THE CLUTCH SPRINGS
1. Measure:
• Clutch spring free length "a"
Out of specification → Replace springs as a
set.
CHECKING THE FRICTION PLATES
1. Measure:
• Friction plate thickness
Out of specification → Replace friction plate
as a set.
Measure at all four points.
Clutch holding tool:
YM-91042/90890-04086
Clutch spring free length:
50.0 mm (1.97 in)
<Limit>: 49.0 mm (1.93 in)
Friction plate thickness:
2.92–3.08 mm (0.115–0.121 in)
<Limit>: 2.8 mm (0.110 in)