Tightening Torques; Engine - Yamaha 2008 YW50X Service Manual

TIGHTENING TORQUES

ENGINE

Part to be tightened
Spark plug
Cylinder head and cylinder
Cylinder
Air shroud 1
Air shroud 1× 2
Fan
Autolube pump
Reed valve
Air filter
Carburetor cap
Exhaust pipe
Muffler
Exhaust protector
Protector
Crankcase 1× 2
Transmission case cover
Crankcase cover 1(left)
Bolt(case2)
Crankcase cover2(left)
Drain bolt
Oil plug
Idle gear plate
Kick crank
Starter motor
Clutch housing
Clutch weight
Magnet base
C.D.I. rotor
TIGHTENING TORQUES
Thread
Part name
size
— M 14
Nut M 7
Stud bolt M 7
Screw M 6
Screw 6.0
Screw M 6
Screw M 5
Bolt M 6
Screw M 6
Screw M 4
Screw M 6
Bolt M 8
Bolt M 6
M 6
Screw
Bolt M 6
Bolt M 6
M 6
Bolt
Screw M 6
Bolt M 6
Bolt M 8
Plug M 14
Screw M 6
Bolt M 6
Bolt M 6
M 10
Nut
Nut M 10
Screw M 6
M 10
Nut
2-13
SPEC
Tightening
Q ' ty
torque
Nm m•kg ft•lb
1 20 2.0 14
4 14 1.4 10
4
10 1.0 7
3 7 0.7 5.1
1 1.4
2 0.2
3 7 0.7 5.1
2 4 0.4 2.8
4 8.0
11 1.1
2 9 0.9 6.5
2 2 0.2 1.4
2
9 0.9 6.5
2 26 2.6 18.2
3 11 1.1 8.0
1
9 0.9 6.5
6 12 1.2 8.4
6 8.4
12 1.2
12
12 1.2 8.4
1 7 0.7 5.1
3 5.1
7 0.7
1
18 1.8 13
1 3 0.3 22
2 8 0.8 5.8
1 9 0.9 6.5
2 13 1.3 9.4
1 40 4.0 29
1 30 3.0 22
2 8 0.8 5.8
1 38 3.8 27
Remarks
LT
LT