Big Rochester 2GC Carburetor Adapter to 4 Barrel AFB or Holley Intake Manifold

The adapter is 1/2" tall aluminum and fully machined. This will allow you to use a 4 barrel intake manifold and bolt on a big Rochester 2GC carburetor without modifying your intake. The 4 bolt pattern is 2" x 3-11/16" on center.