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

Valves Valve Stem To Guide Clearance, New Limits Intake
(Constant Top To Bottom)
0.001 - 0.003 Inch (in)
Exhaust
(Constant Top To Bottom)
0.002 - 0.004 Inch (in)
Intake Worn Limits
(Not Over)
0.003 in
Exhaust Worn Limits
(Not Over)
0.004 in
Head Diameter Intake 1.42 Inch (in)
Exhaust 1.10 Inch (in)
Valve Face Angle 45 Degrees (deg)
Valve Face Runout 0.0014 Inch (in)
Valve Margin Intake 0.0354 Inch (in)
Exhaust 0.0432 Inch (in)
Stem Diameter 0.2331 - 0.2339 Inch (in)
Valve Length Intake 4.354 - 4.364 Inch (in)
Exhaust 3.611 - 3.621 Inch (in)