July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Valve, Intake/Exhaust
Valve specification In Standard 1.0 mm (0.039 inch) Limit 0.6 mm (0.024 inch) Ex Standard 1.2 mm (0.047 inch) Limit 0.7 mm (0.028 inch) Limit on valve head radial runout 0.08 mm (0.003 inch)