HP Main Body Retro Fit Kit; Shiny Finish; For Holley Double Pumper Carb PN[0-4777/0-4778/0-4779];
This retrofit main body kit converts 0-4777 (650 CFM) and 0-4779 (750 CFM) Carburetors to a 750 CFM HP main body for increased horsepower, torque.
  • All Necessary Parts Are Included
  • Simple Installation With Common Hand Tools
  • Calibrated For Optimum Performance/Drivability
  • Reduces Turbulence And Smooths Air Entry Into The Venturi
  • Eliminates Choke Tower/Associated Hardware
  • Eligible For Holley Contingency Programs

Application Summary:

Year Make/Model
This retrofit main body kit converts 0-4777S (650 CFM) and 0-4779S (750 CFM) carburetors to a 750 CFM HP main body for increased horsepower

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.