Holley 0-86670HB Ultra Street Avenger Carburetor Ultra High Strength And Durability; Ultra Street Avenger Carburetor; 4-Barrel; 670 CFM; Hard Core Gray Anodized Billet Alum Metering Block/Base Plate with Gold Hardware; Vacuum Secondary; Electric Choke; Aluminum Ultra Cool Modernized Looks 4 Corner Idle 4 Vacuum Ports Factory Pre-Set Electric Choke