This 4" tall canister style fuel filter is machined from billet aluminum. This filter has two 1-1/16" -12 O-Ring ports, both on either side of the bottom end of the housing. The easy to remove cap has five Allen head bolts and allows for easy element replacement and inspection. This filter comes with an 8 micron synthetic fiber element but can use any of our 2-5/8" elements. The filtration element can be used with pump gas, race gas, and E85.