Yamaha YZ450F(B) 2012 Owner's Service Manual page 45

Item
Seat
Side cover
△
Heat protector
Air scoop and air duct
△
Radiator and radiator guard
Air scoop and radiator guard
△
Front fender
△
Rear fender (front)
△
Rear fender (rear)
△
Mud flap
△
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
Item
Stator
Rotor
Crankshaft position sensor
Throttle position sensor
Injector
Ignition coil
Coolant temperature sensor
Rectifier/regulator
Ignition coil bracket
Intake air pressure sensor
Atmospheric pressure sensor
Atmospheric pressure sensor bracket
Condenser bracket
Ground lead
ECU
△
ECU bracket
Thread
Q'ty
size
M8 2
M6 4
M5 2
M6 2
M6 2
M6 2
M6 4
M6 3
M6 2
— 2
M6 1
Thread
Q'ty
size
M5 3
M12 1
M6 2
M5 1
M5 2
M5 2
M10 1
M6 2
M6 2
M5 1
M5 1
M6 1
M6 2
M5 1
M5 2
M6 2
2-15
TIGHTENING TORQUES
Tightening torque
22 Nm (2.2 m•kg, 16 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
4 Nm (0.4 m•kg, 2.9 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
10 Nm (1.0 m•kg, 7.2 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
10 Nm (1.0 m•kg, 7.2 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
18 Nm (1.8 m•kg, 13 ft•lb)
1 Nm (0.1 m•kg, 0.7 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
Tightening torque
8 Nm (0.8 m•kg, 5.8 ft•lb)
65 Nm (6.5 m•kg, 47 ft•lb)
10 Nm (1.0 m•kg, 7.2 ft•lb)
3 Nm (0.3 m•kg, 2.2 ft•lb)
3 Nm (0.3 m•kg, 2.2 ft•lb)
4 Nm (0.4 m•kg, 2.9 ft•lb)
16 Nm (1.6 m•kg, 11 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
10 Nm (1.0 m•kg, 7.2 ft•lb)
5 Nm (0.5 m•kg, 3.6 ft•lb)
4 Nm (0.4 m•kg, 2.9 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
4 Nm (0.4 m•kg, 2.9 ft•lb)
4 Nm (0.4 m•kg, 2.9 ft•lb)
7 Nm (0.7 m•kg, 5.1 ft•lb)
Remarks
Remarks