System Specifications

CYLINDER HEAD SUB-ASSEMBLY RH (for Bank 1)

Step 1:




Using a 10 mm bi-hexagon wrench, install and uniformly tighten the 8 cylinder head bolts with the plate washers in several steps in the sequence shown in the illustration.

Torque 36 Nm (367 kgf-cm, 27 ft-lbf)

If any one of the cylinder head bolts does not meet the torque specification, replace the cylinder head bolt.


Step 2:




Mark the cylinder head bolt heads with paint as shown in the illustration.
Tighten the cylinder head bolts another 90° in the sequence shown in step 1.

Step 3:
Tighten the cylinder head bolts by an additional 90° in the sequence shown in step 1.
Check that the painted marks are now facing rearward.


CYLINDER HEAD SUB-ASSEMBLY LH (for Bank 2)

Step 1:




Using a 10 mm bi-hexagon wrench, install and uniformly tighten the 8 cylinder head bolts with the plate washers in several steps in the sequence shown in the illustration.

Torque 36 Nm (367 kgf-cm, 27 ft-lbf)

If any one of the cylinder head bolts does not meet the torque specification, replace the cylinder head bolt.

Step 2:




Mark the cylinder head bolt heads with paint as shown in the illustration.
Tighten the cylinder head bolts another 90° in the sequence shown in step 1.

Step 3:
Tighten the cylinder head bolts by an additional 90° in the sequence shown in step 1.
Check that the painted marks are now facing rearward.





Install the 2 bolts in the order shown in the illustration.
Install the 2 cylinder head bolts. Using several steps, tighten the bolts uniformly in the sequence shown in the illustration.

Torque 30 Nm (306 kgf-cm, 22 ft-lbf)

HEAD BOLT

Measuring point 73.0 mm (2.87 in.)
Standard outside diameter 10.85 to 11.0 mm (0.427 to 0.433 in.)
Minimum outside diameter 10.7 mm (0.421 in.)

SURFACE VARIATION





INTAKE MANIFOLD SUB-ASSEMBLY





Install and uniformly tighten the 10 bolts in several passes.
Torque 26 Nm (265 kgf-cm, 19 ft-lbf)

CAMSHAFTS

For Bank 1:
Apply new engine oil to the thrust portion and journal of the camshafts.
Install the camshaft.




Place the 2 camshafts onto the cylinder head with the cam lobes of the No. 1 cylinder facing each direction as shown in the illustration.




Install the 8 bearing caps in their proper locations.
Apply a light coat of engine oil to the threads and under the heads of the bearing cap bolts.




Uniformly install the 16 bolts in several steps in the order shown in the illustration.
for 10 mm head
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf)
for 12 mm head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf)




Using a wrench, turn the camshafts clockwise until the camshaft knock pin is at a position 90° to the cylinder head.

For Bank 2:
Install the camshafts.




Place the 2 camshafts onto the cylinder head with the cam lobes of the No. 2 cylinder facing as shown in the illustration.




Install the 8 bearing caps in their proper locations.
Apply a light coat of engine oil to the threads and under the heads of the bearing cap bolts.




Uniformly install the 16 bolts in several steps in the order shown in the illustration.
for 10 mm head
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf)
for 12 mm head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf)


EXHAUST MANIFOLD LH





Install the exhaust manifold with 6 new nuts.
Torque 21 Nm (214 kgf-cm, 15 ft-lbf)


CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 1)





Hold the hexagonal portion of the camshaft with a wrench, and tighten the 2 bolts.
Torque 100 Nm (1020 kgf-cm, 74 ft-lbf)

CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 2)






Hold the hexagonal portion of the camshaft with a wrench, and tighten the 2 bolts.
Torque 100 Nm (1020 kgf-cm, 74 ft-lbf)


EXHAUST MANIFOLD RH





Install the exhaust manifold with 6 new nuts.
Torque 21 Nm (214 kgf-cm, 15 ft-lbf)