Valve Guide
DIMENSIONSInstalled Height:
Intake 17.85-18.35 mm (0.703-0.722 inch)
Exhaust 18.65-19.15 mm (0.734-0.754 inch)
Stem-To-Guide Clearance With Dial Indicator:
Intake:
Standard 0.04-0.10 mm (0.002-0.004 inch)
Service Limit 0.16 mm (0.006 inch)
Exhaust:
Standard 0.10-0.16 mm (0.004-0.006 inch)
Service limit 0.22 mm (0.009 inch)
Stem-To-Guide Clearance Alternate Method[1]:
Intake:
Standard 0.02-0.05 mm (0.001-0.002 inch)
Service Limit 0.08 mm (0.003 inch)
Exhaust:
Standard 0.05-0.08 mm (0.002-0.003 inch)
Service limit 0.11 mm (0.004 inch)
[1] Subtract the outer diameter of the valve stem from the inner diameter of the valve guide.