Yamaha WR450F(S) Owner's Service Manual page 462

AC MAGNETO AND STARTER CLUTCH
2
1
1
3
1
NOTE:
Tighten the rotor nut to 65 Nm (6.5 m·kg,
47 ft·lb), loosen and retighten the rotor nut to
65 Nm (6.5 m·kg, 47 ft·lb).
NOTE:
Apply the engine oil on the shaft, bearing and
idle gear inner circumference.
NOTE:
Tighten the bolts in stage, using a crisscross
pattern.
NOTE:
Apply the engine oil to the shaft and plain
washers.
4 - 81
5. Install:
Bolt (starter clutch) 1
G
16 Nm (1.6 m · kg, 11 ft · lb)
Plain washer (rotor)
G
Nut (rotor) 2
G
65 Nm (6.5 m · kg, 47 ft · lb)
Use the sheave holder 3.
Sheave holder:
YS-1880-A/90890-01701
6. Install:
Shaft 1
G
Bearing 2
G
Idle gear 2 3
G
7. Install:
Dowel pin
G
Gasket [crankcase cover (left)]
G
Crankcase cover (left) 1
G
Bolt [crankcase cover (left)]
G
10 Nm (1.0 m · kg, 7.2 ft · lb)
8. Install:
Plain washer
G
Torque limiter 1
G
Plain washer
G
ENG
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