The Johnson Pump Cartridge Twin-Port Aerator Pump offers the convenience of using 1 intake for both the livewell and raw-water wash-down pump. A 3/4 tapered inlet connects directly to the sea cock and an upper-outlet port provides a continuous flow of water to the wash-down pump. Pump aerates up to 500 gph. Weight: 1.2 lbs. Color: Red. Cancer and Reproductive Harm- www.P65Warnings.ca.gov.