Operation CHARM: Car repair manuals for everyone.

Cylinder Head Assembly










Cylinder Head Tightening Sequence:

Replace Bolts

Tighten the cylinder head bolts in - 1 to 10 - sequence.





1. Tighten to 40 Nm using a torque wrench.
2. Tighten further 90° using a rigid wrench.
3. Tighten further 90° using a rigid wrench.
4. Tighten the bolts - arrows - to 8 Nm.
5. Tighten the bolts - arrows - 90° further using a rigid wrench.

Checking Cylinder Head for Distortion:





Check the cylinder head in several places for distortion using a straight edge and a feeler gauge.

Max. permissible distortion 0.05 mm






Cylinder Head Cover Tightening Sequence





- Replace the bolts.

- Hand-tighten bolts in several stages in sequence - 1 to 6 -.

- Tighten the bolts in sequence - 1 to 6 - to 8 Nm using a torque wrench.

- Tighten the bolts an additional 90° using a rigid wrench in sequence - 1 to 6 -.

• Make sure the cylinder head cover is not tilted.


Intake Manifold Specifications

Exhaust Manifold Specifications