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 Lift (Zero Lash)- Intake 0.40 in.
Exhaust 0.40 in.
Face Angle -Intake 44.5 Degrees (deg)
-Exhaust 44.5 Degrees (deg)
Head Diameter- Intake 1.79 Inch (in)
Exhaust 1.476 Inch (in)
Valve Margin Intake 0.031 Inch (in)
Exhaust 5.000-5.041 Inch (in)
Valve Length (Overall) Intake 4.916 Inch (in)
-Minimum 5.032-5.058 Inch (in)
Exhaust 4.941 Inch (in)
-Minimum 0.0469 Inch (in)
Valve Stem Tip Height Exhaust 1.950-2.018 in
Intake 1.950-2.018 in
Valve Stem Diameter Intake (Standard) 0.3112-0.3119 Inch (in)
Exhaust (Standard) 0.312-0.313 Inch (in)
Valve Stem to Guide Clearance Intake 0.001-0.003 Inch (in)
Max. Allowable (Rocking Method) 0.010 Inch (in)
Exhaust 0.002-0.006 Inch (in)
Max. Allowable (Rocking Method) 0.016 Inch (in)
Valves for Service (Oversize Stem Diameters) 0.005 Inch (in)
0.015 Inch (in)
0.030 Inch (in)