Drag Race Coolent Catch Tank with top port for vent tube, side input port, and bottom petcock drain. Comes with a mounting clamp and a weld bracket which allows for panel or tube mount. Dimensions: 3-1/4" Dia., 9" total height Tank: 24 oz. tank Top Vent Port: 3/8" N.P.T. Side Port: 3/8" N.P.T. Bottom Port: 3/8" N.P.T with petcock.