Valve, Intake/Exhaust

Valve Thickness Of Valve Head (Margin)
Intake:
Standard Value 1.0 mm (0.039 inch)
Limit 0.8 mm (0.031 inch)
Exhaust:
Standard Value 1.5 mm (0.059 inch)
Limit 0.8 mm (0.031 inch)
Valve Overall Height:
Intake:
Standard Value 109.50 mm (4.3110 inch)
Limit 109.00 (4.2913 inch)
Exhaust:
Standard Value 109.70 mm (4.3189 inch)
Limit 109.20 mm (4.2992 inch)
Valve Thickness To Valve Guide Clearance:
Intake:
Standard Value 0.02 - 0.05 mm (0.0008 - 0.0020 inch)
Limit 0.10 mm (0.004 inch)
Exhaust:
Standard Value 0.05 - 0.09 mm (0.0020 - 0.0035 inch)
Limit 0.15 mm (0.006 inch)
Valve Face Angle 45° - 45.5°
Valve Stem Projection:
Intake:
Standard Value 49.20 mm (1.9370 inch)
Limit 49.80 mm (1.9606 inch)
Exhaust:
Standard Value 48.40 mm (1.9055 inch)
Limit 48.90 mm (1.9252 inch)