Valve Seat

DIMENSIONS
Contact Width 0.9 - 1.3 mm (0.035 - 0.051 inch)
Oversize Valve Seat Ring Hole:
Intake
0.30 Oversize 35.30 - 35.33 mm (1.3898 - 1.3909 inch)
0.60 Oversize 35.60 - 35.63 mm (1.4016 - 1.4028 inch)
Exhaust
0.30 Oversize 33.30 - 33.33 mm (1.3110 - 1.3122 inch)
0.60 Oversize 33.60 - 33.63 mm (1.3228 - 1.3240 inch)