Dellorto PHBG carburetor anti foam ring

Anti foam ring Dellorto PHBG

High revs and vibration/vibration can cause petrol to foam in a float chamber, this is because oxygen and petrol mix. This ring prevents the main nozzle from sucking in foamed petrol. So, with the help of this ring, only pure mixture enters the nozzle.

• Also for replica carburettors PHBG
• Inner diameter 5mm
• Only usable for 5mm nozzles