HP Main Body Retro-Fit Kit; Aluminum; 750 CFM; Converts PN[0-4779C/0-4779S/0-4779SA/0-76751] Dbl Pumpers To 750 CFM HP Series Main Body;
Want to upgrade your street carburetor to a high-performance race carb, but don't have the means to do a complete carb swap? If you can turn a screwdriver, you can get increased horse power from the new Holley Aluminum HP carburetor main bodies. These aluminum HP main body retrofit kits convert your existing 650, 750, or 850 cfm double pumper to an aluminum HP main body for increased horsepower, torque & airflow. With no air horn, choke tower, or choke control to restrict airflow, they deliver extra power easily and affordably. These aluminum main bodies are available in a shiny finish and come complete with all the parts necessary to take your carburetor to the next level!
  • Main Bodies Are Factory Assembled Incl. New Gaskets
  • New Main Jets Are Incl. Tuning May Be Necessary
  • Simple Installation With Common Hand Tools
  • Calibrated For Optimum Performance/Drivability
  • Reduces Turbulence And Smooths Air Entry Into The Venturi
  • Eliminate Choke Tower/Associated Hardware Of Standard Double Pump
  • Eligible For Holley Contingency Programs

Additional Information:

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.