Carb Spacers can make Power, and Mr. Gasket's new Aluminum 2 in 1 Carburetor Spacer & Adapter Kit comes with a variety of parts to make your tuning go smoother.
Outside Aluminum spacer is made to take a phenolic insert inside based on your manifold needs
Made from an advanced phenolic thermoset plastic to withstand high manifold heat temps
Adapts a wide variety of 4 barrel carburetors to Rochester Quadrajet intake manifolds
Insulates and reduces the heat flow to carburetors, made to fit Holley, Edelbrock, Carter AFB and Quadrajet carbs
The kit includes 1" tall aluminum spacer, 2 phenolic inserts, 2 gaskets and all mounting carb-stud hardware required for installation