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

Valve Head Thickness Intake Valves Standard 0.039 Inch (in)
Minimum Limit 0.02 Inch (in)
Valve Head Thickness Exhaust Valves Standard 0.047 Inch (in)
Minimum Limit 0.027 Inch (in)
Valve Stem Outside Diameter Intake Valves 0.2148 - 0.2157 Inch (in)
Valve Stem Outside Diameter Exhaust Valves 0.2142 - 0.2148 Inch (in)
Valve Stem Radial Runout Intake and Exhaust Minimum 0.003 Inch (in)
Valve Stem-To-Valve Guide Clearance Intake Valves Standard 0.0008 - 0.0022 Inch (in)
Maximum Limit 0.0027 Inch (in)
Valve Stem-To-Valve Guide Clearance Exhaust Valves Standard 0.0018 - 0.0028 Inch (in)
Maximum Limit 0.0035 Inch (in)