Holley Ultra HP mechanical fuel pumps are CNC machined from 6061-T6 billet aluminum for durability and good looks. The billet aluminum is hard coat anodized for corrosion resistance and will stand a lifetime of service in a fresh and salt water envirnoments. The Ultra HP mechanical pumps flow 200 (low pressure) and 225 (high pressure) gallons per hour capable of fueling up to 1,350 horsepower.

The 3-valve design utilizes high-pressure check valves for stable fuel pressure and high volume flow through out the engines RPM range. The fuel pump bases are independent of each other. Bases can be rotated from the top for ease of installation and to accommodate any fuel system plumbing layout. The Holley Ultra HP mechanical fuel pump design makes them rebuildable to ensure a lifetime of performance.