Cylinder Head Assembly: Specifications

Tighten Cylinder Head bolts in sequence 60 Nm (44 ft. lbs.).
Use the J 45059 to rotate the bolts in sequence an additional 95 degrees

Cylinder Head
Combustion Chamber Depth - at Measurement Point 2.2 mm (0.087 in.)
Surface Finish - Maximum 2.8 RA
Surface Flatness - Block Deck 0.08 mm per 152 mm (0.003 in per 6 in.)
Surface Flatness - Exhaust Manifold Deck 0.1 mm (0.004 in.)
Surface Flatness - Intake Manifold Deck 0.1 mm (0.004 in.)





Lower Intake Manifold
Tighten the lower intake manifold bolts in sequence 7 Nm (62 inch lbs.) on the first pass.
Tighten the lower intake manifold bolts (1, 2, 3, 4) in sequence 13 Nm (115 inch lbs.) on the final pass.
Tighten the lower intake manifold bolts (5, 6, 7, 8) in sequence 25 Nm (18 ft. lbs.) on the final pass.

Upper Intake Manifold 25 Nm (18 ft. lbs.)

Lower Intake Manifold Bolt - Center
First Pass 7 Nm (62 inch. lbs.)
Final Pass 13 Nm (115 inch. lbs.)

Lower Intake Manifold Bolt - Corner
First Pass 13 Nm (115 inch. lbs.)
Final Pass 25 Nm (18 ft. lbs.)

Exhaust Manifold Studs 18 Nm (13 ft. lbs.)
Exhaust Manifold Nuts 16 Nm (12 ft. lbs.)

Camshaft Bearing Service and Repair