Cylinder Head Assembly: Specifications
CYLINDER BLOCK FOR WARPAGEMaximum warpage:
0.05 mm (0.00197 in.)
CYLINDER HEAD SUB-ASSEMBLY
Standard Warpage:
Maximum warpage:
0.10 mm (0.00394 in.)
CYLINDER HEAD SET BOLT
Standard outside diameter:
10.85 to 11.00 mm (0.427 to 0.433 in.)
Minimum outside diameter:
10.6 mm (0.417 in.)
Measuring point:
90 mm (3.54 in.) for intake side bolt
85 mm (3.35 in.) for exhaust side bolt
CYLINDER HEAD SUB-ASSEMBLY (for Bank 1)
Step 1:
Using a 10 mm bi-hexagon wrench, install and uniformly tighten the 10 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)
Step 2:
Mark each cylinder head bolt head 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 sequence shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
Place the camshaft housing on the cylinder head sub-assembly.
Temporarily tighten the camshaft housing with the 3 bolt in the sequence shown in the illustration.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
Fully tighten the 3 bolts in the sequence shown in the illustration.
Torque: 24 Nm (245 kgf-cm, 18 ft-lbf)
CYLINDER HEAD SUB-ASSEMBLY (for Bank 2)
Step 1:
Using a 10 mm bi-hexagon wrench, install and uniformly tighten the 10 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)
Step 2:
Mark each cylinder head bolt head 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 painting marks are now facing rearward.
Install the 2 cylinder head bolts in the sequence shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
Place the camshaft housing on the cylinder head sub-assembly.
Temporarily tighten the camshaft housing with the 3 bolt in the sequence shown in the illustration.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
Fully tighten the 3 bolts in the sequence shown in the illustration.
Torque: 24 Nm (245 kgf-cm, 18 ft-lbf)
INTAKE AIR SURGE TANK
Temporarily install the intake air surge tank assembly with the 2 nuts and 8 bolts. Then tighten the 2 nuts and 8 bolts uniformly in the order shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
EXHAUST MANIFOLD SUB-ASSEMBLY LH
Install the exhaust manifold sub-assembly LH, and install 8 new nuts in the order shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 16 ft-lbf)
EXHAUST MANIFOLD SUB-ASSEMBLY RH
Install the exhaust manifold sub-assembly RH, and install 8 new nuts in
the order shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 16 ft-lbf)
CAMSHAFT PULLEY/GEAR
Torque: 100 Nm (1020 kgf-cm, 74 ft-lbf)
CAMSHAFT BEARING CAP (for Bank 1)
Temporarily install the 20 bolts in the sequence shown in the illustration.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
Tighten the 20 bolts in the sequence shown in the illustration.
Torque: 19 Nm (190 kgf-cm, 14 ft-lbf)
CAMSHAFT BEARING CAP (for Bank 2)
Temporarily install the 20 bolts in the sequence shown in the
illustration.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
Tighten the 20 bolts in the sequence shown in the illustration.
Torque: 19 Nm (190 kgf-cm, 14 ft-lbf)