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SPEC
Part to tightened
Engine
Engine unit – engine mount
Oil filter
Coupling cover – intermediate
housing
Thermoswitch (exhaust) –
exhaust pipe 3
Outer exhaust joint clamp –
exhaust pipe 3/exhaust
pipe 2
Inner exhaust joint clamp –
exhaust pipe 3/exhaust
pipe 2
Exhaust pipe 3 –
*1
crankcase
Exhaust pipe end –
exhaust pipe 3
Exhaust pipe stay –
crankcase
Exhaust pipe 1 –
exhaust pipe stay
Exhaust pipe 2 –
*1
exhaust pipe 1
Exhaust pipe 1 –
exhaust manifold 1/
exhaust manifold 2
Exhaust manifold 1 –
cylinder head
Exhaust manifold 2 –
cylinder head
Water jacket – oil tank
Oil tank stay/reduction
drive gear case –
oil separator
Cover (ground lead) – oil tank
Ground lead – oil tank
Oil tank – reduction drive
gear case
*1 For details, refer to the tightening procedures in this manual.
TIGHTENING TORQUES
Part name
Bolt
—
Bolt
Bolt
1st
—
2nd
1st
—
2nd
1st
2nd
Bolt
3rd
1st
Bolt
2nd
1st
Bolt
2nd
1st
Bolt
2nd
1st
Nut
2nd
1st
2nd
Bolt
3rd
1st
2nd
Bolt
3rd
1st
2nd
Bolt
3rd
1st
Bolt
2nd
1st
Bolt
2nd
Bolt
Bolt
1st
Bolt
2nd
Tightening torque
Thread
Q'ty
size
N•m
M8
4
17
—
1
17
M6
1
7.8
M6
2
7.6
4.4
—
2
4.4
4.4
—
2
4.4
2.0
M10
4
15
39
3.7
M6
3
7.6
15
M8
2
42
15
M10
1
42
39
—
5
39
22
M8
10
22
35
22
M8
6
22
35
22
M8
5
22
35
3.7
M6
4
7.6
3.7
M6
3
7.6
M6
3
7.6
M6
2
7.6
15
M8
5
39
2-10
Remarks
kgf•m
ft•lb
1.7
12
1.7
12
0.78
5.6
0.76
5.5
0.44
3.2
0.44
3.2
0.44
3.2
0.44
3.2
0.2
1.4
1.5
11
3.9
28
0.37
2.7
0.76
5.5
1.5
11
4.2
30
1.5
11
4.2
30
3.9
28
3.9
28
2.2
16
2.2
16
3.5
25
2.2
16
2.2
16
3.5
25
2.2
16
2.2
16
3.5
25
0.37
2.7
0.76
5.5
0.37
2.7
0.76
5.5
0.76
5.5
0.76
5.5
1.5
11
3.9
28
E
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