Add performance and style with our Super Flow air cleaner kits. Super Flow tops maximize air volume for an increase in power and efficiency. All Super Flow filter tops are 100% washable and kits include a 14″ x 3″ or 14″ x 4″ washable filter element, mounting stud with wing nut, and filter base. Fits single 4-barrel carburetors with 5-1/8″ neck or 7-15/16″ necks using the Dominator base.