Yamaha YZ450F(X) Owner's Service Manual page 36

Part to be tightened
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
M6 × 1.0
M8 × 1.25
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
Thread size Q'ty
M6 × 1.0
M12 × 1.25
M5 × 0.8
2-14
Tightening torque
Nm m•kg
1 7 0.7
4 7 0.7
2 23 2.3
2 7 0.7
6 7 0.7
2 7 0.7
4 7 0.7
2 7 0.7
2 16 1.6
1 7 0.7
Tightening torque
Nm m•kg
3 10 1.0
1 56 5.6
2 4 0.4
ft•lb
5.1
5.1
17
5.1
5.1
5.1
5.1
5.1
11
5.1
ft•lb
7.2
40
2.9