Valve Seat

Valve seat width (exhaust and intake) mm (inch)
Intake: 1.556 - 2.404 mm (0.06 - 0.094 inch)
Exhaust: 1.273 - 2.121 mm (0.05 - 0.083 inch)
Valve seat runout (TIR maximum) mm (inch) 0.059 mm (0.002 inch)
Valve seat angle (degrees) 45°