This is a 1/2" phenolic carb insulator that fits the WEBER 38/38 DGS DGAS DGES DGMS Carburetor and are sold individually to help prevent carburetor boiling or heat soak, the cooler it is the more power it makes. Any questions please email at Dashman's Hot Rod & Speed Parts. Includes free sticker with shipment!! If you don't see it just ask, we probably have it, or will custom make it to your needs.
