wet sump system

a wet sump system for engines is a lubricating oil management system designed four four stroke piston engines which uses a built in reservoir for oil as opposed to external sump designs. the oil is constantly flowing through the engine and returning to the container at the bottom of the engine, where it is pumped back through the engine. a wet sump offer a simple design which uses only one pump. because the sump is internal, excessive tubes are not needed to transport the oil.