Description

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, torque & airflow.

All Necessary Parts Are Included.
Simple Installation With Common Hand Tools.
Pre-Calibrated At The Factory For Optimum Performance and Drivability on a Wide Variety of Applications.
Reduces Turbulence And Smoothes Air Entry Into The Venturi.
Eliminates Choke Tower and Associated Hardware of Standard Holley Double Pumper®.
Eligible For Holley Contingency Programs.

Reference: JPFD5119785

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