Operation CHARM: Car repair manuals for everyone.

Valve, Intake/Exhaust

Valve Head Diameter Intake 1.86 Inch (in)
Exhaust 1.46 Inch (in)
Valve Face Runout Limit 0.002 Inch (in)
Valve Face Angle 45.675 Degrees (deg)
Valve Stem Diameter (STD) Intake 0.2738 - 0.2751 Inch (in)
Exhaust 0.2728 - 0.2741 Inch (in)
Oversize
Intake 0.3723 - 0.3715 Inch (in)
Exhaust 0.3718 - 0.3710 Inch (in)
Valve Stem To Guide Clearance Intake 0.045 - 0.090 Inch (in)
Exhaust 0.00177 - 0.00374 Inch (in)