Yamaha YZ450FY 2009 Owner's Service Manual page 48

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Part to be tightened
Drive chain support and swingarm
△ Seal guard and swingarm
△ Fuel tank mounting boss and frame
△ Fuel tank mounting
△ Fuel tank and fuel cock
Fuel tank and seat set bracket
Fuel tank and fuel tank bracket
Seat
△ Side cover
△ Air scoop and fuel tank
△ Air scoop and radiator guard (lower)
△ Front fender
△ Rear fender (front)
△ Rear fender (rear)
△ Number plate
1. First, tighten the steering ring nut approximately 38 Nm (3.8 m•kg, 27 ft•lb) by using the steering
nut wrench, then loosen the steering ring nut one turn.
2. Retighten the steering ring nut 7 Nm (0.7 m•kg, 5.1 ft•lb).
ELECTRICAL
Part to be tightened
Stator
Rotor
Neutral switch
TIGHTENING TORQUES
Thread size
Q'ty
M6 × 1.0
3
M5 × 0.8
4
M10 × 1.25
1
M6 × 1.0
2
M6 × 1.0
2
M6 × 1.0
1
M6 × 1.0
4
M8 × 1.25
2
M6 × 1.0
2
M6 × 1.0
6
M6 × 1.0
2
M6 × 1.0
4
M6 × 1.0
2
M6 × 1.0
2
M6 × 1.0
1
Thread size
Q'ty
M6 × 1.0
3
M12 × 1.25
1
M5 × 0.8
2
2-17
Tightening torque
Nm
m•kg
ft•lb
7
0.7
5.1
6
0.6
4.3
20
2.0
14
9
0.9
6.5
4
0.4
2.9
7
0.7
5.1
7
0.7
5.1
23
2.3
17
7
0.7
5.1
7
0.7
5.1
7
0.7
5.1
7
0.7
5.1
7
0.7
5.1
16
1.6
11
7
0.7
5.1
Tightening torque
Nm
m•kg
ft•lb
10
1.0
7.2
56
5.6
40
4
0.4
2.9

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