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

Fastener Tightening Specifications - Cylinder Head

Cylinder Head Bolt Tightening Sequence:






Install the NEW cylinder head bolts.
a. Tighten the cylinder head bolts to 50 Nm (37 lb ft) in sequence.
b. Use the Torque Angle Meter in order to rotate the bolts in sequence 130 degrees.
c. Use the Torque Angle Meter in order to rotate the center four bolts an additional 30 degrees in sequence.