Valve, Intake/Exhaust

VALVE CLEARANCE STANDARD VALUE (COLD)
Intake 0.23 mm - 0.33 mm (0.0091 inch - 0.0130 inch)
Exhaust 0.25 mm - 0.35 mm (0.0098 inch - 0.0138 inch)






DIAMETER OF VALVE STEM:
Intake
Standard 5.977 mm - 5.959 mm (0.2353 inch - 0.2346 inch)
Limit 5.90 mm (0.2323 inch)
Exhaust
Standard 5.952 mm - 5.970 mm (0.2343 inch - 0.2350 inch)
Limit 5.90 mm (0.2323 inch)


PROTRUSION OF VALVE STEM:
Intake
Standard 39.32 mm (1.5480 inch)
Limit 39.47 mm (1.5539 inch)
Exhaust
Standard 39.30 mm (1.5472 inch)
Limit 39.45 mm (1.5531 inch)


VALVE SEAT CONTACT WIDTH:
Standard 1.1 mm (0.0433 inch)
Limit 1.7 mm (0.0669 inch)





CONTACT SURFACE ANGLE ON VALVE SEAT ON VALVE
Valve contact surface angle 45°



VALVE SEAT ANGLE DEGREE:
Angle degree 90°