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 0.0010-0.0028 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)
Angle 45 Degrees (deg)
Valve stem diameter Standard Intake 0.2744-0.2752 Inch (in)
Exhaust 0.2740-0.2748 Inch (in)
1st Oversize Intake 0.289-0.290 Inch (in)
Exhaust 0.289-0.290 Inch (in)
2nd Oversize Intake 0.304-0.305 Inch (in)
Exhaust 0.304-0.305 Inch (in)