Cylinder Head Assembly: Specifications

CYLINDER HEAD
For torque and sequence see the service procedure provided at Cylinder Head Assembly; Service and Repair. Service and Repair




Maximum warpage

CYLINDER HEAD SET BOLT
Standard bolt length: 146.8 to 148.2 mm (5.780 to 5.835 inch)
Maximum bolt length: 148.5 mm (5.846 inch)

INTAKE MANIFOLD




Install a new gasket and the intake manifold with the 4 bolts and 2 nuts.
Torque:
Bolt A and nut A: 34 Nm (347 kgf-cm, 25 ft. lbs.)
Bolt B: 46 Nm (469 kgf-cm, 34 ft. lbs.)

EXHAUST MANIFOLD




Install a new gasket and the exhaust manifold with the 4 bolts and 2 nuts.
Torque bolt A and nut A: 50 Nm (510 kgf-cm, 37 ft. lbs.)
Torque bolt B: 20 Nm (204 kgf-cm, 14 ft. lbs.)

CAMSHAFT
a. Apply engine oil to the camshaft journal parts.
b. Install the timing chain onto the camshaft timing gear with the painted link aligned with the timing mark of the camshaft timing sprocket as shown in the illustration.





c. Examine the front marks and numbers and check that the sequence order is as shown in the illustration. Then check the bolt.
Torque: 19 Nm (194 kgf-cm, 14 ft. lbs.)





d. Put the No.2 camshaft on the cylinder head with the painted links of the chain aligned with the timing mark on the camshaft timing sprockets.





e. Tighten the set bolt temporarily.





f. Examine the front marks and numbers and check the sequence order is as shown in the illustration. Then check the bolts.





g. Hold the hexagonal lobe of the camshaft, then tighten the camshaft timing gear set bolt.
Torque: 54 Nm (551 kgf-cm, 40 ft. lbs.)

NOTICE: Be careful not to damage the valve lifter.





h. Check that the 2 matchmarks are aligned on the timing chain cover surface. Also, check that each timing mark is aligned with its corresponding painted link on the timing chain as shown in the illustration.