Yamaha TTR90(M), Owner'S Service Manual

Page: 65 / 287

SPEC
2 - 10
Part to be tightened Thread size Q’ty
Tightening torque
Nm m•kg ft•lb
Cylinder head nut M8
×
1.25 4 22 2.2 16
Cylinder head bolt M6
×
1.0 2 10 1.0 7.2
Spark plug M10
×
1.0 1 13 1.3 9.4
Cylinder head side cover bolt M6
×
1.0 2 7 0.7 5.1
Tappet cover M45
×
1.5 2 18 1.8 13
Exhaust pipe stud bolt M6
×
1.0 2 7 0.7 5.1
Magneto rotor nut M12
×
1.25 1 48 4.8 35
Timing chain guide (rear) M6
×
1.0 2 10 1.0 7.2
Valve clearance adjust screw locknut M5
×
0.5 2 7 0.7 5.1
Camshaft sprocket M8
×
1.25 1 20 2.0 14
Camshaft bearing retainer M6
×
1.0 1 10 1.0 7.2
Timing chain tensioner cap bolt M8
×
1.25 1 8 0.8 5.8
Timing chain tensioner M6
×
1.0 2 10 1.0 7.2
Oil pump M6
×
1.0 2 7 0.7 5.1
Drain plug M12
×
1.5 1 20 2.0 14
Carburetor joint (cylinder head side) M6
×
1.0 2 7 0.7 5.1
Carburetor joint (carburetor side) M6
×
1.0 2 7 0.7 5.1
Air filter case M6
×
1.0 2 7 0.7 5.1
Exhaust pipe M6
×
1.0 2 7 0.7 5.1
Exhaust pipe M5
×
0.8 2 4 0.4 2.9
Exhaust pipe protector M6
×
1.0 5 7 0.7 5.1
Silencer M8
×
1.25 1 24 2.4 17
Crankcase M6
×
1.0 9 10 1.0 7.2
Crankcase cover (left) M6
×
1.0 8 7 0.7 5.1
Drive sprocket cover M6
×
1.0 2 7 0.7 5.1
Crankcase cover (right) M6
×
1.0 9 7 0.7 5.1
Timing plug M14
×
1.5 1 7 0.7 5.1
Crankshaft end cover M32
×
1.5 1 7 0.7 5.1
Cylinder head stud bolt M8
×
1.25 4 13 1.3 9.4
Kick crank M6
×
1.0 1 10 1.0 7.2
Primary drive gear M12
×
1.0 1 50 5.0 36
Pressure plate M5
×
0.8 4 6 0.6 4.3
Clutch boss M14
×
1.0 1 60 6.0 43
Main axle bearing retainer M6
×
1.0 1 10 1.0 7.2
Shift pedal M6
×
1.0 1 8 0.8 5.8
Clutch adjust screw locknut M6
×
1.0 1 8 0.8 5.8
Pickup coil M6
×
1.0 2 10 1.0 7.2
Stator assembly M6
×
1.0 3 10 1.0 7.2
MAINTENANCE SPECIFICATIONS