Tightening Specifications

Intake:

Intake Torque Sequence:

Install and tighten the bolts in sequence in four steps.
1) Tighten to 2.5 Nm (22 inch lbs.).
2) Tighten to 10 Nm (88 inch lbs.).
3) Tighten to 13 Nm (115 inch lbs.).
4) Tighten to 14 - 18 Nm (11 - 13 ft. lbs.).

Head Bolt Torque:

Head Torque Sequence:

Install new bolts and tighten in sequence shown in three steps:
1) Tighten to 30 - 35 Nm (23 - 25 ft. lbs.).
2) Tighten to 70 - 75 Nm (52 - 72 ft. lbs.).
3) Tighten an additional 90 degrees.

Rocker Shaft:

Install the rocker arm shaft assembly and tighten in two steps.
1) Tighten to 30 - 34 Nm (23 - 25 ft. lbs.).
2) Tighten an additional 90 degrees.