Yamaha WR450F 2021 - Page 253

CLUTCH
5-51
2. Install:
• Dowel pin “1”
• O-ring “2”
• Collar “3”
• Gasket “4”
TIP
Apply the lithium-soap-based grease on the O-
ring.
3. Install:
• Right crankcase cover “1”
• Right crankcase cover bolt “2”
TIP
• Apply the engine oil on the impeller shaft end.
• When installing the crankcase cover onto the
crankcase, make sure that the impeller shaft
end “3” aligns with the balancer end slot “4”.
• Tighten the right crankcase cover bolts in stag-
es and in a crisscross pattern.
4. Install:
• Push lever shaft “1”
TIP
• Apply the lithium-soap-based grease on the oil
seal lip.
• Before installation, apply the engine oil to the
bearings (upper side and lower side).
5. Install:
• Primary driven gear “1”
• Thrust washer “2”
• Clutch boss “3”
TIP
Apply the engine oil on the primary driven gear
inner circumference.
Right crankcase cover bolt
10 N·m (1.0 kgf·m, 7.4 lb·ft)
3
2
1
LS
New
New
4
4
1
1
1
1
2
2
3
3
T
R
.
.
1
1
2
2
1
E
E