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Tightening torque
Thread
Q'ty
Nm
m·kg
ft
·lb
Remarks
Size
Cylinder nut
Nut
M10X1.25
4
50
5.0
36.2
Apply oil
head nut
Nut
MS x 1.25
1
20
2.0
14.5
head bolt
Stud bolt
MS x 1 .25
2
10
1.0
7.2
Spark plug
-
M12X1.25
2
20
2.0
14.5
Camshaft cap
Bolt
M6
12
10
1.0
7.2
Cylinder head cover
Bolt
M6
4
10
1.0
7.2
Cap
Screw
M6
2
6
0.6
4.3
Cylinder head
Stud bolt
MS
1
15
1.5
11.0
Apply oil
Hose joint
Bolt
M6
4
10
1.0
7.2
Drain bolt
Plug
M6
2
7
0.7
5.1
YICS chamber
Screw
M6
1
10
1.0
7.2
Connecting rod, big end
Nut
MSx0.75
4
38
3.8
27.0
Apply molyb-
den um disulfide
grease
Balancer drive gear
Nut
M40 x 1.0
1
100
10.0
72.0
Use lock washer
Primary drive gear
Nut
M16X1.0
1
60
6.0
43.0
Use lock washer
ACG roter
Bolt
M10X1.25
1
80
8.0
58.0
Cam sprocket
Bolt
M10X1.25
4
70
7.0
50.0
Timing gear shaft stopper
Bolt
M6
2
12
1.2
8.7
Tensioner assembly
Bolt
M6
4
12
1.2
8.7
Chain guide #2 (Upper)
Cap nut
M6
2
7
0.7
5.1
Chain guide #2 (Lower)
Bolt
M6
4
8
0.8
5.8
Water pump cover
Bolt
M6
4
10
1.0
7.2
Drain bolt
Plug
M14X1.5
1
10
1.0
7.2
Thermostatic valve cover
Screw
M6
2
7
0.7
5.1
Radiator assembly
Bolt
M6
3
7
0.7
5.1
Radiator cover
Screw
M5
4
5
0.5
3.6
Oil pump assembly
Screw
M6
1
7
0.7
5.1
Bolt
M6
3
10
1.0
7.2
Strainer housing
Bolt
M6
2
10
1.0
7.2
Air filter cover
Bolt
M6
3
10
1.0
7.2
Oil delivery pipe
Union bolt
M8x1.25
1
18
1.8
13.0
Oil drain plug
Plug
M14 x 1.5
1
43
4.3
31.0
Carburetor joint
M6
4
12
1.2
8.7
Exhaust pipe flange
Bolt
M6
8
10
1.0
7.2
Exhaust pipe
&
muffler
Bolt
M8X1.25
3
20
2.0
14.0
Exhaust pipe clamp
Bolt
M6
2
10
1.0
7.2
Crankcase
Bolt
M6 x 1.0
16
10
1.0
7.2
From right side
Nut
M10X1.25
1
30
3.0
22.0
From left side
Bearing cover plate
Screw
MS
4
25
2.5
18.0
Cylinder stud bolt
Stud bolt
M10X1.25
8
20
2.0
14.0
Apply oil
8-13
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