Tightening Torques; Important Bolts And Nuts - Mitsubishi S6S Service Manual

MAINTENANCE STANDARDS
2.

Tightening Torques

2.1 Important Bolts and Nuts

Description
Cylinder head
Rocker cover
Rocker shaft brackets
Main bearing caps
Connecting rod cap nuts
Flywheel
Camshaft thrust plate
Front plate
Timing gear case
Crankshaft pulley
Idler gear thrust plate
Oil pan
Oil pan drain plug
Rear plate
Fuel injection nozzle
retaining nut
Fuel injection nozzle
(install to engine)
Fuel injection pump
delivery valve holders
Fuel injection pump gear
Exhaust manifold
Oil pressure relief valve
Coolant drain plug
Fuel injection pipe nuts
Fuel return pipe nut
Oil pump gear
Starter terminal B
Plug
Fuel injection pump eye bolt
Fuel injection pump
oil inlet eye bolt
Thermostat case
Alternator pulley
Glow plug (Body)
Glow plug (Connection plate)
Thread Width
Dia. × Pitch
across flats,
(M-thread) mm
M12 × 1.75
19
M8 × 1.25
12
M8 × 1.25
12
M14 × 2
22
M10 × 1.25
14
M12 × 1.25
17
M8 × 1.25
12
M8 × 1.25
12
M8 × 1.25
12
M30 × 1.5
46
M10 × 1.25
14
M8 × 1.25
12
M20 × 1.5
24
M10 × 1.25
14
M16 × 0.75
—
M20 × 1.5
21
— 22
M12 × 1.75
19
M8 × 1.25
12
M22 × 1.5
27
1/4 – 18NPSF 14
M12 × 1.5
17
M10 × 1.25
14
M10 × 1.25
14
M8 × 1.25
12
M16 × 1.5
24
M14 × 1.5
22
M10 × 1.0
—
M8 × 1.25
12
M20 × 1.5
27
M10 × 1.25
12
M4 × 0.7
7
Tightening Torque
N·m kgf·m
113 to 123 11.5 to 12.5
10.0 to 13.0 1.0 to 1.3
10.0 to 20.0 1.0 to 2.0
98 to 108 10.0 to 11.0
49.0 to 59.0 5.0 to 6.0
78.5 to 88.3 8.0 to 9.0
10.0 to 13.0 1.0 to 1.3
10.0 to 13.0 1.0 to 1.3
17.0 to 20.0 1.7 to 2.0
480 to 500 49 to 51
29.0 to 39.0 3.0 to 4.0
10.0 to 13.0 1.0 to 1.3
73.0 to 83.0 7.5 to 8.5
5.40 to 65.7 5.5 to 6.7
34.3 to 39.2 3.5 to 4.0
49.0 to 68.6 5.0 to 7.0
34.5 to 39.2 3.5 to 4.0
58.8 to 68.6 6.0 to 7.0
15.0 to 22.0 1.5 to 2.2
44.1 to 53.9 4.5 to 5.5
35.3 to 43.1 3.6 to 4.4
26.5 to 32.4 2.7 to 3.3
17.7 to 21.6 1.8 to 2.2
28.0 to 38.0 2.9 to 3.9
9.81 to 11.8 1.0 to 1.2
39.2 to 49.0 4.0 to 5.0
15.0 to 20.0 1.5 to 2.0
7.9 to 12.7 0.8 to 1.3
16.0 to 20.0 1.8 to 2.0
132 to 162 12.9 to 15.9
14.7 to 19.6 1.5 to 2.0
0.98 to 1.47 1.0 to 1.5
2-6
Remark
lbf·ft
83 to 90
7.23 to 9.40
7.23 to 14.5
72 to 80
36.2 to 43.4
57.9 to 65.1
7.23 to 9.40
7.23 to 9.40
12.3 to 14.5
354 to 369
21.7 to 28.9
7.23 to 9.40
54.2 to 61.5
39.8 to 48.5
25.3 to 28.9
36.2 to 50.6
25.3 to 28.9
43.4 to 50.6
10.8 to 15.9
32.5 to 39.8
26.0 to 31.8
19.5 to 23.9
13.0 to 15.9
21.0 to 28.2
7.23 to 8.68
28.9 to 36.2 Cylinder head
10.8 to 14.5
5.8 to 9.4
11.8 to 14.5
93.3 to 115
10.8 to 14.5
0.72 to 1.08