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

Cylinder Head

Cylinder Head Specifications
Valve Guide Bushing Bore Diameter Standard 0.4053 - 0.4080 Inch (in)
O/S 0.05 0.4073 - 0.4080 Inch (in)
Head Bolt Diameter - At Tension Portion Standard 0.3524 - 0.3563 in.
Minimum 0.3445 in.
Cylinder Head Warpage Maximum 0.039 Inch (in)