Tightening Torques

Cylinder Head

Cylinder Head Bolts Outer Diameter





Whenever the size difference between (B) and (A) exceeds the limit, replace them with new one

Limit [(B) - (A)] 0.18 mm (0.0071 in)

Tightening Torque





A : Bank 2
B : Bank 1

Step 1 40 Nm (4.1 kg-m, 30 ft-lb)
Step 2 Angle tightening: 75 degrees
Step 3 Loosen 0 Nm (0 kg-m, 0 ft-lb)
Step 4 40.0 Nm (4.1 kg-m, 30 ft-lb)
Step 5 Angle tightening 90 degrees
Step 6 Angle tightening 90 degrees

Head surface distortion Less than 0.03 (0.0012) 0.1 (0.004)

Camshaft Bearing Cap





A : Bank 2
B : Bank 1

Step 1 1.96 Nm (0.20 kg-m, 1 ft-lb)
Step 2 5.88 Nm (0.60 kg-m, 4 ft-lb)
Step 3 10.4 Nm (1.1 kg-m, 8 ft-lb)

Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear Specifications