Valve, Intake/Exhaust

Valves
Valve crown diameter (A)
Inlet 31.00 +/- 0.15 mm
Exhaust 27.00 +/- 0.15 mm





Valve stem diameter (B12/B2)
Total valve length (C)
Inlet 102.00 +/- 0.07 mm
Exhaust 101.05 +/- 0.07 mm
Disk edge height (D)
Inlet and exhaust 1.50 mm
Minimum height after grinding 1.20 mm
Valve angle
Inlet and exhaust 44.5°
Valve stem vertical position
Valve stem height 48.4 +/- 0.5 mm
Maximum machining of the valve stem 0.5 mm