Valve Seat

Valve Seat Diameter Intake 34.566 mm (1.361 inch)
Exhaust Valves, Valve Seat Angle 45.5°
Valve Seat Runout 0.03 mm (0.0011 inch)
Valve Seat Angle in Head 45°
Valve Seat Margin Minimum 0.25 mm (0.0098 inch)
Valve Seat Width 0.94-1.90 mm (0.0370-0.0748 inch)
Intake Valves, Valve Seat Angle 46°
Valve Seat Angle in Head 45°
Valve Seat Margin Minimum 0.25 mm (0.0098 inch)
Valve Seat Runout 0.03 mm (0.0015 inch)
Valve Seat Width 0.094-1.90 mm (0.0037-0.0748 inch)