20 oz tank measurements: 2 1/2 H x 3 1/16 W x 7 Long. Du-Bro Fuel Tanks are designed to be tough! Du-Brofuel tanks will not split or crack from vibration or pressure. In fact, Du-Bro fuel tanks can be used with pressurized fuel systems! Comes complete with all hardware, including one piece clunk with fuel barbs built right on the clunk stem. Your fuel tubing will not slide off! Du-Bro Fuel Tanks can be used with either glo-fuel or gasoline if you purchase our catalog #400 Gasoline Conversion Stopper.