Cylinder Head Assembly: Specifications

CYLINDER HEAD BOLT

Standard diameter 10.85 to 11.00 mm (0.427 to 0.433 in.)

Minimum diameter 10.6 mm (0.417 in.)

Measurement point (distance from the seat) 106 mm (4.17 in.)

CYLINDER HEAD SUB-ASSEMBLY

The cylinder head bolts are tightened in 4 progressive steps.

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

Step 1:

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






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

Step 2:

Tighten the cylinder head bolts again in the sequence shown in the illustration to make sure that they are tightened to the specified torque.

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

Step 3:

Mark each cylinder head bolt head with paint as shown in the illustration.






Tighten the cylinder head bolts 90° in the sequence shown in step 1.

Step 4:

Tighten the cylinder head bolts another 90° in the sequence shown in step 1.

Check that the painted marks are now facing rearward.

Surface Variation






CAMSHAFT BEARING CAP






Using several steps, uniformly tighten the 10 bolts in the sequence shown in the illustration.






Torque 27 Nm (275 kgf-cm, 20 ft-lbf)

Using several steps, uniformly tighten the 11 bolts in the sequence shown in the illustration.






Torque 16 Nm (163 kgf-cm, 12 ft-lbf)

CAMSHAFT HOUSING SUB-ASSEMBLY

Install the camshaft housing, and then install the 20 bolts in the order shown in the illustration.






Torque 27 Nm (275 kgf-cm, 20 ft-lbf)

INTAKE MANIFOLD TORQUE & SEQUENCE Specifications

EXHAUST MANIFOLD TORQUE & SEQUENCE Specifications

CAMSHAFT GEAR/SPROCKET TORQUE Specifications