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

Valve, Intake/Exhaust

Thickness Of Intake Valve Margin Standard 1.00 Millimeter (mm)
Limit 0.50 Millimeter (mm)
Thickness Of Exhaust Valve Margin Standard 1.20 Millimeter (mm)
Limit 0.70 Millimeter (mm)
Valve stem diameter 6.0 Millimeter (mm)
Intake Valve Stem To Guide Clearance Standard 0.002 - 0.005 Millimeter (mm)
Limit 0.10 Millimeter (mm)
Exhaust Valve Stem To Guide Clearance Standard 0.004 - 0.007 Millimeter (mm)
Limit 0.015 Millimeter (mm)
Valve face angle 45 - 45.5 Degrees (deg)
Overall Intake Valve Length Standard 112.30 Millimeter (mm)
Limit 111.80 Millimeter (mm)
Overall Exhaust Valve Length Standard 114.10 Millimeter (mm)
Limit 113.61 Millimeter (mm)
Valve Stem Projection Standard 49.30 Millimeter (mm)
Limit 49.80 Millimeter (mm)