1. GENERAL INFORMATION
1-10
Torque Values
The torque values listed in above table are for more important tighten torque values. Please see
standard values for not listed in the table.
Standard Torque Values for Reference
Type
Tighten Torque
Type
Tighten Torque
5 mm bolt、nut
0.45~0.6kgf-m 5 mm screw 0.35~0.5kgf-m
6 mm bolt、nut
0.8~1.2kgf-m
6 mm screw、SH nut
0.7~ 1.1kgf-m
8 mm bolt、nut
1.8~2.5kgf-m
6 mm bolt、nut
1.0 ~1.4kgf-m
10 mm bolt、nut
3.0~4.0kgf-m
8 mm bolt、nut
2.4 ~3.0kgf-m
12 mm bolt、nut
5.0~6.0kgf-m
10 mm bolt、nut
3.5~4.5kgf-m
Engine Torque Values
Item Q’ty Thread Dia. (mm) Torque Value(kgf-m) Remarks
Cylinder head nut 4 8 2.0~2.4
Cylinder head right bolt 2 8 2.0~2.4
Cylinder head stud bolt (inlet pipe) 2 6 0.7~1.1
Cylinder head stud bolt (EX. pipe) 2 7 0.5~1.0
Tappet adjustment hole cap bolt 6 6 1.0~1.4
Tappet adjustment screw nut 4 5 0.7~1.1
thread
Spark plug 1 10 1.0~1.2
Carburetor insulator bolt 2 6 0.7~1.1
Cylinder stud bolt 4 8 0.7~1.1
Engine left cover bolt 7 6 1.1~1.5
Engine oil draining bolt 1 12 1.1~1.5
Engine oil strainer cap 1 30 1.3~1.7
Mission draining bolt 1 8 0.8~1.2
Mission filling bolt 1 10 0.8~1.2
Clutch driving plate nut 1 28 5.0~6.0
Clutch outer nut 1 12 5.0~6.0
Drive face nut 1 12 5.0~6.0
Flywheel nut 1 12 5.0~6.0
Crankcase bolts 7 6 0.8~1.2
Mission case bolt 7 8 2.0~2.4
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