Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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System Specifications

Cylinder head warpage





Cylinder head

Use new screws.

Lube all screws with oil and install them.

Step 1 20 Nm
Step 2 60 Nm
Step 3 angle tightening 130°





Note! The bolts shall be tightened in sequence from the middle and outward.


Intake manifold
Lower section 19 Nm
Upper section 10 Nm

Camshaft bearing housing/valve cover 14 Nm

VVT-module (center screw) 120 Nm
VVT-module (center plug) 35 Nm

Exhaust manifold 24 Nm