Seamless one piece polyethylene constructed tanks are impervious to salt, alkali and weathering, will never rust or corrode. Each fuel tank is equiped with an eletrical sending unit for read out on dash mounted gauge and a female 1/4" NPT, 90 degree withdrawl rotates 360 degrees to aid in installation of fuel hose. Ideal for gasoline or diesel.  Over all dimentions are 15.75" wide x 11.5" tall x 26" long.  Sorry, NO RETURNS AVAILABLE ON TANKS