Pathfinder 4WD V6-4.0L (VQ40DE) (2006)
Installation is in the reverse order of removal. Note the following:
Intake Manifold
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If stud bolts were removed from cylinder head, install them and tighten to the specified torque.
Intake manifold studs: 11.0 Nm (1.1 kg-m, 8 ft. lbs.)
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Tighten all nuts and bolts to the specified torque in two or more steps in numerical order as shown.
Intake manifold bolt and nuts
1st step: 7.4 Nm (0.75 kg-m, 5 ft. lbs.)
2nd step and after: 29.0 Nm (3.0 kg-m, 21 ft. lbs.)