Holley Performance Products is proud to announce the availability of their new Ultra HP mechanical marine duty fuel pump for big block Chevy engines, P/N 12-454-40. This Ultra HP mechanical fuel pump is designed specifically for marine applications and meets or exceeds all coast guard regulations. 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 environments. The Ultra HP mechanical pumps flow 200 gallons per hour capable of fueling up to 1,200 horsepower. The 5-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. For more information contact Holley, P.O. Box 10360, Bowling Green, KY. 42102, Telephone 270-782-2900. For nearest dealer: 1-800-HOLLEY-1. Or visit us on the web: www.holley.com.