Yamaha XT660 2004, Service Manual

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SPEC
TIGHTENING TORQUE
NOTE:
1. First, tighten the lower ring nut approximately 43 Nm (4.3 m · kg, 31 ft · lb) by using the torque
wrench, then loosen the ring nut completely.
2. Retighten the lower ring nut 7 Nm (0.7 m · kg, 5.1 ft · lb) by using the torque wrench.
Fuel tank and frame M6 10 1.0 7.2
Fuel pump and fuel tank M5 4 0.4 2.9
Rectifier/regulator and air filter case M6 7 0.7 5.1
ECU and air filter case M6 7 0.7 5.1
Horn bracket and frame M6 10 1.0 7.2
Side panels (left and right) and frame M6 7 0.7 5.1
Grab bar, rear cover and frame M8 23 2.3 17
Rear mud guard and frame M6 7 0.7 5.1
Tail/brake light and rear mud guard M6 4 0.4 2.9
Rear mud guard and rear fender M6 7 0.7 5.1
Rear fender and frame M6 7 0.7 5.1
Front fender and frame M6 7 0.7 5.1
Front fork protector and front cowling assembly M6 8 0.8 5.8
Front brake disc and wheel M8 23 2.3 17
LT
Front wheel axle M16 59 5.9 43
Front wheel axle pinch bolt M8 18 1.8 13
Front brake caliper M10 40 4.0 29
Brake caliper bleed screw M10 14 1.4 10
Rear wheel axle nut M16 105 10.5 75
Chain drive adjusting locknut M8 16 1.6 11
Rear wheel sprocket and hub M10 69 6.9 50
Rear brake disc and wheel M6 13 1.3 9.4
LT
Left side heel plate M6 10 1.0 7.2
Right side heel plate and rear brake master cylin-
der
M8 23 2.3 17
Brake pedal position locknut M8 18 1.8 13
Footrest bracket and frame (right) M10 48 4.8 35
Rear brake hose holder and swingarm M6 7 0.7 5.1
Rear brake hose union bolt M10 30 3.0 22
Rear brake caliper protector (front side) M6 7 0.7 5.1
Rear brake caliper protector (rear side) M6 4 0.4 2.9
Part to be tightened
Thread
size
Tightening torque
Remarks
Nm m · kg ft · lb