Tightening Torques - Yamaha YFM660RS Assembly Manual

EBA00230

TIGHTENING TORQUES

Part to be tightened
Engine:
Spark plug
Engine oil drain bolt (engine)
Engine oil drain bolt (oil tank)
Chassis:
Engine bracket (upper) and frame
Engine bracket (upper) and engine
Engine bracket (lower) and frame
Engine bracket (lower) and engine
Engine brackets (middle and lower) and engine
Swingarm pivot shaft, engine and frame
Rear shock absorber and frame
Relay arm and swingarm
Connecting arm and frame
Relay arm and rear shock absorber
Relay arm and connecting arm
Drive chain guide and swingarm
Hub, brake caliper bracket and swingarm
Drive chain adjusting bolt and locknut
Front shock absorber and frame
Front shock absorber and front arm (lower)
Front arm (upper) and frame
Front arm (lower) and frame
Brake hose holder and front arm (upper)
Steering stem, pitman arm and frame
Steering stem bushing and frame
Steering stem and handlebar holder
Tie-rod end and locknut
Steering knuckle and front wheel hub
Steering knuckle and front arm (upper and lower)
Steering knuckle and tie-rod ball joint
Pitman arm and tie-rod ball joint
Frame and bearing retainer
Fuel tank and fuel cock
Fuel tank and frame
Front wheel and front wheel hub
Steering knuckle and front brake caliper
Front brake disc and front wheel hub
Rear axle and rear wheel hub
Rear brake caliper and brake caliper bracket
Rear wheel and rear wheel hub
Driven sprocket and sprocket bracket
Thread size
–
M14
M10
M8
M10
M10
M10
M10
M16
M12
M10
M12
M10
M10
M6
M12
M8
M10
M10
M10
M10
M6
M14
M8
M8
M10
M14
M10
M10
M10
M42
M6
M6
M10
M8
M8
M14
M8
M10
M8
–39–
Tightening torque
Nm m · kg ft · lb
18 1.8 13
30 3.0 22
25 2.5 18
33 3.3 24
40 4.0 29
56 5.6 40
56 5.6 40
56 5.6 40
100 10 72
80 8.0 58
43 4.3 31
80 8.0 58
43 4.3 31
43 4.3 31
7 0.7 5.1
90 9.0 65
16 1.6 11
45 4.5 32
45 4.5 32
38 3.8 27
32 3.2 23
7 0.7 5.1
180 18 130
23 2.3 17
23 2.3 17
15 1.5 11
70 7.0 50
25 2.5 18
25 2.5 18
25 2.5 18
65 6.5 47
4 0.4 2.9
7 0.7 5.1
45 4.5 32
28 2.8 20
28 2.8 20
120 12 85
28 2.8 20
45 4.5 32
26 2.6 19