Valve, Intake/Exhaust

GENERAL SPECIFICATIONS
Valve Arrangement (Front-to-Rear)
Left Hand E-I-E-I-E-I-E-I
Right Hand I-E-I-E-I-E-I-E
Valve Stem to Guide Clearance
Intake 2.020-0.069 mm (0.00078-0.00272 inch)
Exhaust 0.046-0.095 mm (0.018-0.0037 inch)
Valve Head Diameter
Intake 44.5 mm (1.75 inch)
Exhaust 34.0 mm (1.34 inch)
Gauge Diameters 42.5 and 32.0 mm (1.67 and 1.26 inch)
Valve Face Runout Limit 0.05 mm (0.002 inch)
Valve Face Angle 45.25-45.75 degrees
Valve Stem Diameter
Standard - Intake 6.995-6.975 mm (0.275-0.2746 inch)
Standard - Exhaust 6.970-6.949 mm (0.274-0.2736 inch)
0.015 Oversize - Intake 7.376-7.365 mm (0.290-0.2896 inch)
0.015 Oversize - Exhaust 7.351-7.330 mm (0.289-0.289 inch)
0.030 Oversize - Intake 7.757-7.737 mm (0.305-0.304 inch)
0.030 Oversize - Exhaust 7.732-7.711 mm (0.288-0.303 inch)