The Rule Tournament Series Livewell/Aerator Pumps are equipped with several convenient features, like a quick one hand push-button motor cartridge removal system, a rotatable base that positions the discharge nozzle at any location, and threaded nylon hose barb attachments for various hose mounting options. Included with the pumps is a built-in dual port option, water-cooled housing, and a positive snap motor cartridge locking mechanism. The pumps are fitted for transom or seacock mounting options.