The Radium Engineering Venturi Jet Pump Kit helps transfer fuel between sections of a saddle-style fuel tank in suitable high-flow fuel-system installations.How it worksFuel passing through the venturi creates suction at a perpendicular port. Interchangeable venturi orifices allow the system to be matched to different aftermarket fuel pump flow rates.Applications Custom fuel transfer systems using compatible saddle-style tanks Installations where the original jet pump restricts a higher-flow return system Part number: 20-0180Installation warning: Remove the original restrictive venturi jet pump when fitting this system. Confirm return flow, plumbing and orifice selection before use. Installation instructions Official Radium Engineering installation guides for part 20-0180. Check the guide before installation. Download installation instructions 19-0098 (PDF)