Yamaha YZF-R1S, Service Manual

Page: 49 / 457

2-21
TIGHTENING TORQUES
SPEC
NOTE 1:
NOTE 2:
Item Fastener
Thread
Q’ty
Tightening torque
Remarks Item Fastener
size
Q ty
Nm m
S
kg ft
S
lb
Remarks
Main axle bearing housing Bolt M6 3 12 1.2 8.7
Shift fork shaft stopper Bolt M6 2 10 1.0 7.2
Stopper screw Screw M8 1 22 2.2 16
Shift rod lock nut (rear) Nut M6 1 7 0.7 5.0
Left thread
Shift rod lock nut (front) Nut M6 1 7 0.7 5.0
Shift rod joint Bolt M6 1 10 1.0 7.2
Shift arm Bolt M6 1 10 1.0 7.2
E.C.U. Screw M6 2 7 0.7 5.0
Neutral switch — M10 1 20 2.0 15
EXUP servo motor cover Screw M5 2 2 0.2 1.5
Coolant temperature sensor — M12 1 18 1.8 13
Cylinder identification sensor Bolt M6 1 8 0.8 5.7
Atmospheric pressure sensor Screw M5 2 7 0.7 5.0
Crankshaft position sensor Bolt M6 1 10 1.0 7.2
Oil level switch Bolt M6 2 10 1.0 7.2
1. First, tighten the bolts to approximately 19 Nm (1.9 m
S
kg, 14 ft
S
lb) with a torque wrench following the
tightening order.
2. Retighten the bolts 67 Nm (6.7 m
S
kg, 48 ft
S
lb) with a torque wrench.
1. First, tighten the bolts to approximately 20 Nm (2.0 m
S
kg, 15 ft
S
lb) with a torque wrench following the
tightening order.
2. Loosen the all bolts one by one following the tightening order and then tighten them to 20 Nm (2.7
m
S
kg, 15 ft
S
lb) again.
3. Retighten the bolts further to reach the specified angle (60
_
).