SERVICE STANDARDS
1 - 16
2. Tightening Torques Table
2.1 Major Bolts and Nuts
Tightening torque
Fittings
Thread
diameter
×pitch
(mm)
N･m kgf･m lbf･ft
Remarks
Engine proper
Cylinder head bolt
M10×1.75
83.4 to 93.2 8.5 to 9.5 61.5 to 68.7
Rocker cover bolt
M8×1.25
9.81 to 12.7 1.0 to 1.3 7.2 to 9.4
Rocker shaft bracket bolt
M8×1.25
9.81 to 19.6 1.0 to 2.0 7.2 to 14.5
Thrust plate bolt
M8×1.25
9.8 to 11.8 1.0 to 1.2 7.2 to 8.7
Main bearing cap bolt
M10×1.25
49.0 to 53.9 5.0 to 5.5 36.2 to 39.8
Connecting rod cap nut
M9×1.0
32.4 to 37.3 3.3 to 3.8 23.9 to 27.5
Flywheel bolt
M12×1.25
127 to 137 13.0 to 14.0 94.0 to 101.3
Crankshaft pulley nut
M18×1.5
147 to 196 15.0 to 20.0 108.5 to 144.6
Rear plate mounting bolt
M12×1.25
53.9 to 73.5 5.5 to 7.5 39.8 to 54.2 Equivalent to 7T
Fuel system
Hollow screw
(fuel injection pump)
M14×1.5
19.6 to 24.5 2.0 to 2.5 14.5 to 18.1
Delivery valve holder
(fuel injection pump)
―
39.2 to 49.0 4.0 to 5.0 28.9 to 36.1
Air bleeder plug
(fuel injection pump)
M8×1.25
9.81 to 13.7 1.0 to 1.4 7.2 to 10.1
Nozzle retaining nut
IDI
M16×0.75
34.3 to 39.2 3.5 to 4.0 25.3 to 28.9
Nozzle holder IDI
M20×1.5
49.0 to 58.8 5.0 to 6.0 36.2 to 43.4
Fuel injection pipe nut
M12×1.5
24.5 to 34.3 2.5 to 3.5 18.1 to 25.3
Fuel leak-off pipe nut
M12×1.5
20.6 to 24.5 2.1 to 2.5 15.2 to 18.1
Sliding sleeve shaft
M10×1.25
29.4 to 41.2 3.0 to 4.2 21.7 to 30.4
Torque spring set special nut
M12×1.0
14.7 to 24.5 1.5 to 2.5 10.8 to 18.1
Oil system
Oil relief valve
M22×1.5
44.1 to 53.9 4.5 to 5.5 32.5 to 39.8
Oil pan drain plug
M14×1.5
34.3 to 44.1 3.5 to 4.5 25.3 to 32.5
Oil filter
M20×1.5
10.8 to 12.7 1.1 to 1.3 8.0 to 9.4
Oil pressure switch PT1/8 7.85 to 11.8 0.8 to 1.2 5.8 to 8.7
Oil pan mounting bolt
M8×1.25
9.80 to 12.7 1.0 to 1.3 7.2 to 9.4 Equivalent to 4T
Oil strainer nut
M16×1.5
24.5 to 29.4 2.5 to 3.0 18.1 to 21.7
Cooling system
Thermoswitch
M16×1.5
18.6 to 26.5 1.9 to 2.7 13.7 to 19.6
Thermostat cover bolt
M8×1.25
16 to 20 1.6 to 2.0 11.8 to 14.8
Thermo case bolt
M16×1.5
39.2 to 49.0 4.0 to 5.0 28.9 to 36.1
Inlet and exhaust systems
Inlet cover bolt
M8×1.25
14.7 to 21.6 1.5 to 2.2 10.8 to 15.9
Exhaust manifold bolt
M8×1.25
14.7 to 21.6 1.5 to 2.2 10.8 to 15.9
Electrical system
Starter terminal B
M8×1.25
9.81 to 11.8 1.0 to 1.2 7.2 to 8.7
Stop solenoid fixing nut
M30×1.5
39.2 to 49.0 4.0 to 5.0 28.9 to 36.1
Stop solenoid blind plug
M30×1.5
39.2 to 49.0 4.0 to 5.0 28.9 to 36.1
Glow plug
M10×1.25
14.7 to 19.6 1.5 to 2.0 10.8 to 14.5
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