The Mallory carbureted fuel filter features a placeable cartridge style filter providing a cost effective way to maintain your fuel system. The filter element is an extra fine 40-micron design that ensures any and all debris is secured and only clean fuel makes it to the carb. The CNC-machined housings features dual inlets and outlets so it can be used on applications with two fuel pumps as well. The filter will flow up to 500 GPH and has dual 3/4" x 16 (#8AN) inlets and outlets up to 500 GPH.