FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Valve: Specifications

Valve Stem To Guide Clearance Intake 0.001 - 0.0028 Inch (in)
Exhaust 0.0015 - 0.0033 Inch (in)
Valve head diameter Intake 1.57 Inch (in)
Exhaust 1.30 Inch (in)
Valve Face Runout Limit 0.002 Inch (in)
Valve Face Angle 45 Degrees (deg)
Valve Stem Diameter (STD) Intake 0.2744 - 0.2752
Exhaust 0.2740 - 0.2748
Oversize Intake (0.289 - 0.290
Exhaust 0.289 - 0.290
Oversize Intake 0.304 - 0.305
Exhaust 0.304 - 0.305