Cylinder Head Assembly: Specifications

Cylinder Head:

Cylinder Head

Camshaft Sprocket-Bolt 60 Nm (44 ft. lbs.)





Camshaft Bearing Cap-Bolts
M6 Bolts 11 Nm (100 in. lbs.)
M8 Bolts 25 Nm (18 ft. lbs.)





Exhaust Manifold-Bolts 34 Nm (25 ft. lbs.)





Intake Manifold 24 Nm (18 ft. lbs.)





Cylinder Head Re-Usability

NOTE: Ensure cylinder head bolt holes in the block are clean, dry (free of residual oil or coolant), and threads are not damaged.

NOTE: The Cylinder head bolts should be examined BEFORE reuse. If the threads are necked down, the bolts should be replaced.

Necking can be checked by holding a scale or straight edge against the threads. If all the threads do not contact the scale (2), the bolt should be replaced.





Cylinder Head Bolt

First: All to 30 Nm (25 ft. lbs.)
Second: All to 61 Nm (45 ft. lbs.)
Third: All to 61 Nm (45 ft. lbs.)
Fourth: All an additional 90�

CAUTION: Do not use a torque wrench for the Fourth step.

Cylinder Head Surface Variation
Cylinder head must be flat within 0.1 mm (0.004 in.).