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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Intake Manifold










With Plastic Intake Manifold

Intake Manifold Lower Section, Tightening Specification





Tighten the bolts - marrows - on the intake manifold lower section diagonally and in steps.

Tighten 10 Nm

Intake Manifold, Tightening Specification and Sequence





Tighten intake manifold screws in - 1 through 16 - sequence.

First tightening 8 Nm

Second tightening 11 Nm


With Magnesium Intake Manifold

Intake Manifold Tightening Sequence





Tighten intake manifold bolts in - 1 through 10 - sequence.

First tightening 8 Nm
Second tightening 9 Nm and tighten another 90 degrees