Mr. Gasket mechanical fuel pumps range from 80 to 110 GPH (gallons per hour) in many various applications to cover most Chevrolet, Ford, Chrysler and Pontiac V-8 engines. Suitable for street use and high output racing applications when a mechanical pump is desired or required. Features: Street Performance Flows 80 GPH free flow Shutoff pressure pre-set at 7.5 PSI Fuel pressure regulator is not required due to built-in shutoff Heavy duty construction for continuous high rpm operation Lower pump body can be clocked in different positions to tailor to your specific orientation needs Inlet & outlet tapped for 1/4" NPT