Operation CHARM: Car repair manuals for everyone.

Cylinder Head Assembly: Specifications

Cylinder Head Surface Variation
Maximum permitted warp 0.125 mm (0.005 in)

Cylinder Head Bolt Re-Usability
The bolts can be used only twice, mark the bolts with a center punch.

Cylinder Head Torque





Stage 1 - Tighten bolts 1 to 10 20 Nm (15 ft. lbs.)
Stage 2 - Tighten bolts 1 to 10 35 Nm (26 ft. lbs.)
Stage 3 - Tighten bolts 1 to 10 Further 90° (Further 90°)
Stage 4 - Tighten bolts 1 to 10 Further 90° (Further 90°)
Stage 5 - Tighten the M8 bolts 11 and 12 25 Nm (18 ft. lbs.)

Camshaft Bearing Cap Torque





Camshaft Bearing Cap Bolts 10 Nm (7 ft. lbs.)


Camshaft Pulley Torque

Intake Camshaft Sprocket Retaining Bolt
Stage 1 20 Nm (15 ft. lbs.)
Stage 2 Further 90°

Exhaust Camshaft Sprocket Retaining Bolt
Stage 1 20 Nm (15 ft. lbs.)
Stage 2 Further 90°

Exhaust Manifold Torque





Exhaust Manifold To Cylinder Head Bolts 20 Nm (15 ft. lbs.)