Ultra HP Carburetor - 750CFM

The Ultra HP Carburetor - 750CFM by HOLLEY is a street and strip carburetor engineered for enthusiasts building high-performance naturally aspirated engines. This 750 cubic feet per minute (CFM) unit is ideal for mid-sized displacement builds, including carbureted muscle cars, hot rods, and classic truck restorations where reliability and tuning flexibility are essential.

Holley's reputation for precision fuel delivery makes this platform perfect for builders seeking traditional carburetor technology with modern engineering refinements. The Ultra HP 750 delivers metered fuel flow through a downdraft design optimized for consistent air/fuel ratios across the RPM band. Its flow capacity supports engines from 300 to 450 horsepower, depending on stroke and induction setup, making it versatile across small-block and mid-block platforms.

Builders restoring carbureted Chevrolet, Ford, Mopar, and Pontiac engines will find this unit compatible with small-block and mid-block applications. Installation requires standard carburetor mounting hardware and basic fuel line plumbing; no computer or fuel pump module is needed. Weighing 9.35 pounds and measuring 12.6 x 9.4 x 14.3 inches, the Ultra HP 750 is designed to fit in tight engine bays.