AS3 Performance 1.8 Bar High Pressure Radiator Cap for SWM RS 300, RS 500, SM 500. AS3 HIGH PRESSURE 1.8 BAR RADIATOR CAP - KAWASAKI KX KXF KX-F 85 125 250 450 500. They are designed for the more serious racer to keep the bike going and helping you to finish the race.
