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 Stem to Guide Clearance Intake 0.001 - 0.0027 Inch (in)
Exhaust 0.0015 - 0.003 Inch (in)
Valve Head Diameter Intake 1.57 Inch (in)
Exhaust 1.30 Inch (in)
Valve Face Runout Limit 0.0002 Inch (in)
Valve Face Angle 44 Degrees (deg)
Valve Stem Diameter (Std) Intake 0.3126 - 0.3134 Inch (in)
Exhaust 0.3121 - 0.3129 Inch (in)
Oversize Intake 0.3276 - 0.3283 Inch (in)
Exhaust 0.3271 -0 3279 Inch (in)
Oversize Intake 0.3425 - 0.3433 Inch (in)
Exhaust 0.3420 - 0.3428 Inch (in)