Valve, Intake/Exhaust

Face Angle 43.25° - 43.75°

HEAD DIAMETER:
Intake 48.666 mm (1.916 inch)
Exhaust 41.250 mm (1.624 inch)

LENGTH (OVERALL):
Intake 124.28 - 125.92 mm (4.893 - 4.918 inch)
Exhaust 124.64 - 125.27 mm (4.907 - 4.932 inch)

Lift (Zero Lash) 10.973 mm (0.432 inch)
Stem Diameter 7.899 - 7.925 mm (0.311 - 0.312 inch)
Stem-to-Guide Clearance 0.0254 - 0.0762 mm (0.001 - 0.003 inch)
Max. Allowable (Rocking Method) 0.4318 mm (0.017 inch)
Guide Bore Diameter (Std) 7.950 - 7.976 mm (0.313 - 0.314 inch)