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Part to be tightened
Oil drain plug
Exhaust manifold
Propeller
Water inlet cover
ELECTRICAL
Oil pressure switch
Starter motor terminal (A = 7/16")
Starter motor through bolt (A = 3/8")
Nut A
Bolt B
8 mm
M5
10 mm
M6
12 mm
M8
14 mm
M10
17 mm
M12
B
A
TIGHTENING TORQUE (FT9.9D)
Part
name
Bolt
Bolt
Nut
Screw
Bolt
Nut
Bolt
General torque
specifications
Nm
m•kg
ft•lb
5.0
0.5
3.6
8.0
0.8
5.8
18
1.8
13
36
3.6
25
43
4.3
31
Thread
Q'ty
size
M14
1
M6
2
M10
1
M5
1
—
1
1/4"
1
3/16"
2
GENERAL TIGHTENING TORQUE
This chart specifies tightening torques for
standard fasteners with a standard ISO
thread pitch. Tightening torque specifica-
tions for special components or assemblies
are provided in applicable sections of this
manual. To avoid warpage, tighten multi-
fastener assemblies in a crisscross fashion
and progressive stages until the specified
tightening torque is reached. Unless other-
wise specified, tightening torque specifica-
tions
require
Components should be at room tempera-
ture.
2-33
E
Tightening torque
Nm
m•kg
ft•lb
27
2.7
19.5
11
1.1
8.0
17
1.7
12.3
5
0.5
3.6
8
0.8
5.8
9
0.9
6.5
8
0.8
5.8
clean,
dry
threads.
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