Tightening Torque Specifications - TOHATSU MFS 4 Service Manual

Service Data

6. Tightening Torque Specifications

Engine Connecting rod
Cylinder head
Oil pan
Oil drain bolt
Pivot bolt
Pivot adjust nut
Oil pressure switch
Flywheel
Spark plug
Recoil starter
Power unit mounting bolt
Lower unit Sturn bracket
Extension housing bolt
Specified torque
M5 Bolt, Nut
M6 Bolt, Nut
M8 Bolt, Nut
M10 Bolt, Nut
2-14
Tightening location
Wrench Thread B
A x Pitch fastener
10 M7x1.0
13 M8x1.25
13 M8x1.25
10 M6x1.0
10 M10x1.25
13 M8x1.25
10 M6x0.5
10 PT1/8
19 M12x1.25
16 M12x1.25
10 M5x0.8
10 M6x1.0
13 M8x4.25
10 M6x1.0
13 M8x1.25
8 M5x0.8 Bolt, Nut
10 M6x1.0 Bolt, Nut
13 M8x1.25 Bolt, Nut
17 M10x1.25 Bolt, Nut
Tightening torque
Type of
N·m lb·ft
1st
Bolt
6 4
2nd
12 9
1st
Bolt
12 9
2nd
25 18
1st
Bolt
12 9
2nd
25 18
1st
Bolt
5 4
2nd
9 7
Bolt 18 13
Bolt 25 18
Nut 10 7
Bolt 9 7
Nut 50 37
— 18 13
Bolt 4 3
Bolt 7 5
Bolt 13 9
Bolt 6 4
Bolt 13 9
4 3
6 4
13 9
27 20
B A
kg·m
0.6
1.2
1.2
2
1.2
2.5
0.5
0.9
1.8
2.5
1.0
0.9
5.0
1.8
0.4
0.7
1.3
0.6
1.3
0.4
0.6
1.3
2.7
4st 4/5/6 2011