This coolant overflow catch tank has two 1/2" N.P.T. top fittings, one for an inlet and one for a vent, and a 3/8" N.P.T. bottom fitting for a drain. It has a built in mounting bracket. Size: 9" Tall, 7" Wide, 4" Deep Tank: 4 qt. tank Top Ports: two 1/2" N.P.T.’s Bottom Port: 3/8" N.P.T.
