Johnson Pump Viking Power 32 12VAn ultramodern, single chamber, self priming diaphragm pump that can be set up in several different pump motor configurations. It is easy to install anywhere after the drain outlet in the wastewater system or as a bilge pump in any leisure craft new or used. It's non choke valves mean that no in line filters are necessary, and the pump can not only be run dry, it can also handle a mixture of air and water without difficulty. It is self priming up to a