Valve Seat

Valve seats
Width
Intake
Standard or New 1.25 - 1.55 mm (0.049 - 0.061 inch)
Limit 2.00 mm (0.079 inch)
Exhaust
Standard or New 1.25 - 1.55 mm (0.049 - 0.061 inch)
Limit 2.00 mm (0.079 inch)
Stem installed height
Intake
Standard or New 46.75 - 47.55 mm (1.841 - 1.872 inch)
Limit 47.80 mm (1.882 inch)
Exhaust
Standard or New 46.68 - 47.48 mm (1.838 - 1.869 inch)
Limit 47.73 mm (1.879 inch)