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Isuzu A-4JA1 - Fuel Injection Pipe Reassembly; Starter Reassembly; Exhaust Manifold Reassembly

Isuzu A-4JA1
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12. Water Pump
1) Temporarily tighten the water pump bolt
marked with an arrow in the illustration.
This bolt will be tightened to the specified to
torque when the alternator adjusting plate is
installed.
2) Tighten the other water pump bolts to the speci-
fied torque.
Water Pump Bolt Torque kgf·m(lb.ft/N·m)
1.4 2.4 (10.1 17.3/13.7 23.5)
13. Thermostat Housing
1) Install the thermostat housing.
2) Tighten the thermostat housing bolts to the
specified torque.
Thermostat Housing Bolt Torque kgf.m(lb.ft/N.m)
1.4 2.4 (10.1 17.3/13.7 23.5)
ENGINE ASSEMBLY ( 3 )
9. Cylinder Head
1) Align the cylinder body dowels and the cylinder
head dowel holes.
Carefully set the cylinder head to the cylinder
head gasket.
2) Apply engine oil to the cylinder head fixing bolt
threads and setting faces.
13
1
2
3
4
5
6
7
8
9
10
11
12
14
15
16
17
18
3) Tighten the cylinder head bolts to the specified
torque in two steps following the numerical
order shown in the illustration.
Cylinder Head Bolt Torque kgf·m(lb.ft/N·m)
1st Step 2nd Step
New Bolt
3.0 5.0 8.2 9.2
(21.736.1/29.449.0) (59.466.5/80.490.2)
Reused Bolt
8.0 9.0 10.0 11.0
(57.965.1/78.488.2) (72.479.6/98.1107.9)
11. Rocker Arm Shaft and Rocker Arm
Tighten the rocker arm shaft bracket bolts in the
numerical order shown in the illustration.
Rocker Arm Shaft Bracket Bolt Torque kgf·m(lb.ft/N·m)
5.0 6.0 (36.2 43.4/49.0 58.8)
102

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