Valve Seat

Valve Seat Angle 46 degrees
Valve Seat Depth - Intake 7.9-8.1 mm (0.311-0.318 inch)
Valve Seat Depth - Exhaust 8.9-9.1 mm (0.350-.358 inch)
Valve Seat Runout 0.037 mm (0.0015 inch)
Valve Seat Width - Intake 1.55-1.30 mm (0.061-0.071 inch)
Valve Seat Width - Exhaust 1.70-2.0 mm (0.067-0.079 inch)