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The Moroso 4500 carburetor spacer is an open-plenum, 1-inch cast aluminum spacer designed for 4500-series carburetors. It provides increased plenum volume with durable cast aluminum construction and an open plenum profile, intended for 4500-style carburetor setups where a one-inch aluminum spacer is required.
Moroso 4500 Carburetor Spacer - Open Plenum - 1in - Cast Aluminum
