Holley Avenger Carburetor - Marine - 4-Barrel - 770 CFM - Square Bore - Electric Choke - Vacuum Secondary - Dual Inlet - Gray H774001XL The 1978-88 A and G-Body

The 1978-88 A and G-Body segment contains some of the more iconic muscle cars of that era

Throttle Rod Adapter

1975-1978 Oldsmobile Toronado

Single adjustable design

Holley Avenger Carburetor - Marine - 4-Barrel - 770 CFM - Square Bore - Electric Choke - Vacuum Secondary - Dual Inlet - Gray H774001XL The 1978-88 A and G-BodyThis model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3 16" x 5 5 8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932. Hard Core Gray anodized finish for corrosion protection in marine environments Built to exceed Coast Guard standards and are J1223 Marine