Here is the Holley interactive Carb selector.
Holley Interactive Carburetor Selector. Try it out see what you come up with. Stay away from the street avenger series carburetors. 650 CFM FOUR BARREL STREET CARBURETOR PART #: 0-80783C, 650 CFM FOUR BARREL STREET CARBURETOR PART #: 0-9895, 750 CFM FOUR BARREL STREET CARBURETOR PART #: 0-80508S. Here is three carburetors for you to check out.