Valve, Intake/Exhaust

DIMENSIONS
Valve Margin
Intake
Standard 1.0 mm (0.039 inch)
Limit 0.5 mm (0.020 inch)
Exhaust
Standard 1.2 mm (0.047 inch)
Limit 0.7 mm (0.028 inch)
Valve Height
Intake
Standard 112.30 mm (4.4213 inch)
Limit 111.80 mm (4.4016 inch)
Exhaust
Standard 114.11 mm (4.4925 inch)
Limit 113.61 mm (4.4728 inch)
Valve Stem O.D.
Exhaust 6.0 mm (0.236 inch)
Intake 5.9 mm (0.232 inch)
Valve To Valve Guide Clearance
Intake
Standard 0.02 - 0.05 mm (0.0008 - 0.0020 inch)
Limit 0.10 mm (0.0039 inch)
Exhaust
Standard 0.03 - 0.07 mm (0.0012 - 0.0028 inch)
Limit 0.15 mm (0.0059 inch)
Valve Face Angle 45 - 45.5°
Valve Stem Projection
Standard 49.30 mm (1.9409 inch)
Limit 49.80 mm (1.9606 inch)