Valve Seat

Face Angle 45°
Seat Angle 46°
Seat Runout-Max. 0.025mm
Seat Width
Intake 1.55mm-1.85mm (0.061"-0.073")
Exhaust 1.70mm-2.00mm (0.067"-0.079")
Stem Clearance 0.026mm-0.068mm (0.0010"-0.0027)