Description
Holley 500 CFM 2 Barrel Main Body 4412 is an aluminum cast main body that comes with .160 down leg boosters and pressed in air bleeds installed. These new lightweight aluminum bodies are great for circle track racing. The body comes with .070″ idle air and .032″ high speed air bleeds. The pump check seat has been installed and you will need to installed the accelerator pump nozzle. The body will also come stamped as picture with the List number 4412.