Edelbrock part #1791 is a state-of-the-art Electric Fuel Pump offering maximum performance in a compact package. With a Black anodized aluminum housing and high-quality internals, they are both strong and durable. The carbon vanes and composite rotor give these pumps the added boost for maximum performance. The high quality construction results in a pump that is 4 to 14 dB quieter than competitors' pumps at the same pressure. Edelbrock #1791 is factory preset to 6.5 psi and no regulator is required. With a replaceable screen type inlet filter and the free flow rate of 120 GPH it is sufficient to supply 480+ hp