2-18
Service Data
4st 9.9/15/20 2008
7. Tightening Torque Specifications
Standard torque
Tightening location
Engine
Lower unit
Wrench
A
Thread B
x +Pitch
Type of
fastener
Tightening torque
N・mlb・ft
6
10
10
30
6
11.5
10
23.5
6
12
7
80
64
11
30
18
8
6
9
9
18
30
24
13
13
24
35
24
12
1
2
1
2
1
2
1
2
1
2
1
2
4
7
7
22
4
8.5
7
17
4
9
5
58
46
8
22
13
6
4
7
7
13
22
17
9
9
17
25
17
9
0.6
1.0
1.0
3.0
0.6
1.2
1.0
2.4
0.6
1.2
0.7
8
6.4
1.1
3.0
1.8
0.8
0.6
0.9
0.9
1.8
3.0
2.4
1.3
1.3
2.4
3.5
2.4
1.2
kg・m
Cylinder block-Cylinder head bolts
Cylinder block-Crank case bolt
Connecting rod
Tappet lock nut
Flywheel
Drive (timing) pulley
Drive (cam shaft) pulley
Plunger
Oil filter
Oil pressure switch
Cylinder head cover
Intake manifold
Spark plug
Power unit installation
Bracket bolt and nut
Mounting rubber upper bolt
Mounting rubber lower nut
Engine oil drain plug
Bevel gear B nut
Gear case installatin nut
Propeller nut
10
12
10
12
10
10
19
10
19
-
24
10
10
16
13
-
12
12
16
13
10
M6 x1.0
M8 x1.25
M6 x1.0
M8 x1.25
M7 x1.0
M6 x 0.75
M16 x 1.5
M30 x 1.0
M6 x 1.0
M16 x 1.5
M20 x 1.5
PT 1/8
No.7 M6 x 1.0
No.7 M6
x
1.25
M12 x 1.25
M8 x 1.25
7/8-14UNF - 2B
M8 x 1.25
M8 x 1.25
M14 x 1.5
M10 x 1.5
M8 x 1.25
M12 x
Bolt
Bolt
Bolt
Bolt
Bolt
Nut
Nut
Nut
Bolt
-
-
-
Bolt
Bolt
Bolt
Bolt
Nut
Bolt
Nut
Bolt
Nut
Nut
Nut
TB
13421 342
TB
13421 342
M5 x 0.8
M6 x 1.0
M8 x 1.25
M10 x 1.25
M5 bolt and nut
M6 bolt and nut
M8 bolt and nut
M10 bolt and nut
8
10
13
17
Bolt and nut
Bolt and nut
Bolt and nut
Bolt and nut
4
6
13
27
3
4
9
20
0.4
0.6
1.3
2.7
E_MFS20C_ch02_081215.qxd 09.1.20 5:23 PM ページ 18
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