Less than a comparable zinc carburetor. NOTE: This model of carburetor has the square bore flange bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor.
HOLLEY ULTRA DOUBLE PUMPER CARBURETOR,BLACK BILLET,750 CFM,ELECTRIC,MECH,4150
HOLLEY ULTRA DOUBLE PUMPER CARBURETOR,BLACK BILLET,650 CFM,ELECTRIC,MECH,4150
Holley Carburetor 0-76650BK; Ultra Double Pumper 650cfm Mechanical Black/Polish
Holley Carburetor 0-76750BK; Ultra Double Pumper 750cfm Mechanical Black/Polish
Holley Carburetor 0-76750BL; Ultra Double Pumper 750cfm Mechanical Blue/Polished
Holley Carburetor 0-76750RD; Ultra Double Pumper 750cfm Mechanical Red/Polished
