Tightening Torques - Yamaha YFM350XS Assembly Manual

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EBA00230

TIGHTENING TORQUES

Part to be tightened
Engine:
Spark plug
Engine oil drain bolt
Chassis:
Steering knuckle and nut
Front wheel and front wheel hub
Bearing holder and frame
Steering knuckle and knuckle arm
Steering knuckle and front brake caliper
Front brake disc and front wheel hub
Steering knuckle and ball joint
Tie-rod and knuckle arm
Tie-rod and steering shaft
Tie-rod locknut
Steering shaft and frame
Steering shaft bearing holder and frame
Steering shaft and handlebar holder
Front brake master cylinder and holder
Lower arm and frame
Upper arm and frame
Front shock absorber and frame
Front shock absorber and lower arm
Frame and engine stay
Engine and engine stay
Frame and engine
Pivot shaft and frame
Rear shock absorber and frame
Relay arm and frame
Rear shock absorber and relay arm
Connecting rod and relay arm
Connecting rod and swingarm
Spring preload adjusting locknut (rear shock ab-
sorber)
Footrest and frame
Rear brake disc and bracket
Rear hub and rear brake caliper
Rear wheel and rear wheel hub
Rear axle ring nut
Rear axle and rear wheel hub
Rear hub and swingarm (upper)
Rear hub and swingarm (lower)
Drive chain adjusting locknut
Thread size
M12
M35
M14
M10
M42
M10
M8
M8
M10
M10
M10
M10
M10
M8
M8
M6
M10
M10
M10
M10
M8
M8
M10
M16
M10
M10
M10
M10
M10
M44
M10
M8
M8
M10
M38
M14
M12
M10
M8
–38–
Tightening torque
Nm
m · kg
ft · lb
18
1.8
13
32
3.2
23
70
7.0
50
45
4.5
32
40
4.0
29
38
3.8
27
28
2.8
20
28
2.8
20
25
2.5
18
25
2.5
18
25
2.5
18
15
1.5
11
35
3.5
25
23
2.3
17
23
2.3
17
7
0.7
5.1
45
4.5
32
45
4.5
32
45
4.5
32
45
4.5
32
33
3.3
24
33
3.3
24
55
5.5
40
85
8.5
61
32
3.2
23
48
4.8
35
32
3.2
23
32
3.2
23
48
4.8
35
53
5.3
38
64
6.4
46
28
2.8
20
26
2.6
19
45
4.5
32
Refer to NOTE
120
12.0
85
120
12.0
85
60
6.0
43
16
1.6
11

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