Diesel Data: Automotive Repair

Valve, Intake/Exhaust

Valve Thickness of Intake Valve Head Standard 0.039 Inch (in)
Limit 0.019 Inch (in)
Valve Thickness of Exhaust Valve Head Standard 0.047 Inch (in)
Limit 0.028 Inch (in)
Valve Stem Diameter 0.236 Inch (in)
Valve Stem to Guide Clearance (intake) Standard 0.0008 - 0.0020 Inch (in)
Limit 0.004 Inch (in)
Valve Stem to Guide Clearance (exhaust) Standard 0.0016 - 0.0028 Inch (in)
Limit 0.006 Inch (in)
Valve Face Angle 45 - 45.5 Degrees (deg)
Overall Valve Length Intake Standard 4.4213 Inch (in)
Limit 4.4016 Inch (in)
Overall Valve Length Exhaust Standard 4.4925 Inch (in)
Limit 4.4728 Inch (in)
Valve Stem Projection Standard 1.9409 Inch (in)
Limit 1.9606 Inch (in)