Valve Seat

Valve Seat Angle 45° - 45.5°
Valve Seat Runout:
Maximum 0.050 mm (0.002 inch)
Valve Seat Width:
Finish 0.9 - 1.3 mm (0.035 - 0.051 inch)
Intake Valve Seat Diameter 34.50 mm (1.358 inch)
Exhaust Valve Seat Diameter 29.50 mm (1.161 inch)