Tightening Torques - Yamaha YZ125X1 Owner's Service Manual

Charging coil 1 resistance (color)
Charging coil 2 resistance (color)
Pickup coil resistance (color)
CDI unit-model/manufacturer
Ignition coil:
Model/manufacturer
Minimum spark gap
Primary winding resistance
Secondary winding resistance
Spark plug cap:
Resistance

TIGHTENING TORQUES

ENGINE
△
- marked portion shall be checked for torque tightening after break-in or before each race.
Part to be tightened
Spark plug
Cylinder head (nut)
Cylinder head (stud)
Cylinder (nut)
Cylinder (stud)
Power valve:
Cover
Link lever
Holder (power valve)
Push rod
Thrust plate
Governor fork
Housing
Water pump housing cover
Coolant drain bolt
Radiator
Radiator panel
Radiator hose clamp
Air filter element
Carburetor joint
Carburetor joint clamp
Air filter joint clamp
△
Air filter case
Air filter guide clamp
Reed valve
Item
TIGHTENING TORQUES
Standard
Ω
720–1,080 at 20 °C (68 °F) (Green/
White-Black/Red)
Ω
44–66 at 20 °C (68 °F) (Black-Green/
Blue)
Ω
248–372 at 20 °C (68 °F) (White/Blue-
White/Red)
1C3-10/YAMAHA
1C3-00/YAMAHA
6 mm (0.24 in)
Ω
0.24–0.36 at 20 °C (68 °F)
Ω
5.7–8.5 k at 20 °C (68 °F)
Ω
4–6 k at 20 °C (68 °F)
Thread size Q'ty
M14S × 1.25
M8 × 1.25
M8 × 1.25
M8 × 1.25
M10 × 1.25
M5 × 0.8
M4 × 0.7
M5 × 0.8
M5 × 0.8
M5 × 0.8
M4 × 0.7
M5 × 0.8
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
M6 × 1.0
M4 × 0.7
M4 × 0.7
M6 × 1.0
M5 × 0.8
M3 × 0.5
2-7
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Tightening torque
Nm m•kg
1 20 2.0
5 28 2.8
5 13 1.3
4 30 3.0
4 13 1.3
4 5 0.5
1 4 0.4
4 8 0.8
1 5 0.5
1 4 0.4
2 5 0.5
3 4 0.4
4 10 1.0
1 10 1.0
6 10 1.0
2 10 1.0
8 2 0.2
1 2 0.2
4 10 1.0
1 2 0.2
1 2 0.2
4 8 0.8
1 4 0.4
6 1 0.1
Limit
ft•lb
14
20
9.4
22
9.4
3.6
2.9
5.8
3.6
2.9
3.6
2.9
7.2
7.2
7.2
7.2
1.4
1.4
7.2
1.4
1.4
5.8
2.9
0.7