HVH Spacers Carburetor Spacer, Super Sucker, 1.000" Thick, 2-Hole, 4412 Series / 4150 Series, Aluminum, Polished, Sideways Mount

1" Tall Aluminum Super Sucker Adapter for 4412 Two Barrel Carburetor to 4150 Intake Manifold. Customers typically see horsepower gains of 8-20 hp.