System Specifications

Cylinder Head Warpage
Maximum warpage 0.008 mm (0.032 inch)





Cylinder Head Set Bolt
Standard bolt length 161.3 to 162.7 mm (6.350 to 6.406 inch)
Maximum bolt length 164.2 mm (6.465 inch)

Cylinder Head Torque and Sequence

NOTICE: The cylinder head bolts are tightened in 2 successive steps.

Apply a light coat of engine oil to the threads and under the heads of the cylinder head bolts.





Using several steps, uniformly install and tighten the 10 cylinder head bolts and plate washers with a bi-hexagon wrench 10 mm in the sequence shown in the illustration.
Torque 78.5 Nm (800 kgf-cm, 58 ft. lbs.)





Mark the front of the cylinder head bolts with paint.
Retighten the cylinder head bolts by 90° in the same sequence as step above.

Cylinder Head Cover Torque





Install the cylinder head cover with the 8 bolts and 2 nuts.
Torque:
Bolt A 11 Nm (112 kgf-cm, 8 ft. lbs.)
Bolt B 14 Nm (143 kgf-cm, 10 ft. lbs.)
Nut 11 Nm (112 kgf-cm, 8 ft. lbs.)

Camshaft Bearing Torque and Sequence





Examine the front marks and numbers and check that the sequence order is as shown in the illustration. Then install the bearing caps onto the cylinder head.
Apply a light coat of engine oil to the threads and under the heads of the bearing cap bolts.
Using several steps, uniformly tighten the 10 bearing cap bolts in the sequence shown in the illustration.
Torque:
Bearing Cap No. 2 29.5 Nm (301 kgf-cm, 22 ft. lbs.)
Bearing Cap No. 3 9.0 Nm (92 kgf-cm, 80 inch lbs.)





Exhaust Manifold Converter Sub-Assembly
Tighten in sequence 37 Nm (27 ft.lb)