Exhaust Valve Seat, Refacing

Exhaust Valve Seat, Refacing





a = 27.6 mm

b = maximum permissible refacing dimension

c = approx. 1.8 mm

Z = cylinder head lower edge

45° = valve seat angle

30° = upper correcting angle


NOTE: Exhaust valve seats have a notch. When refacing; ensure that the radius of the notch is not disturbed.