Operation CHARM: Car repair manuals for everyone.

Valve, Intake/Exhaust

Face Angle Minimum 43.25 Degrees (deg)
Maximum 43.75 Degrees (deg)
Head Diameter Intake Standard 1.88 Inch (in)
Exhaust Standard 1.617 Inch (in)
Length (Overhaul) Intake Minimum 4.969 Inch (in)
Maximum 4.994 Inch (in)
Exhaust Minimum 4.978 Inch (in)
Maximum 5.012 Inch (in)
Lift (At 0.00 Lash) Intake 0.410 inch
Exhaust 0.417 inch
Stem Diameter Intake Minimum 0.372 Inch (in)
Maximum 0.373 Inch (in)
Exhaust Minimum 0.371 Inch (in)
Maximum 0.372 Inch (in)
Stem To Guide (Clearance) Intake Minimum 0.001 Inch (in)
Maximum 0.003 Inch (in)
Exhaust Minimum 0.002 Inch (in)
Maximum 0.004 Inch (in)
Intake/Exhaust Service Limit 0.017 Inch (in)