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  • Offenhauser 2748 Air Horn


    This aluminum carburetor air horn from Offenhauser is built for 4-7/32″ carb neck like the 1950’s vintage 4GC, WCFB etc. This air horn has 2-5/8″ hose inlet OD. Air inlet for low hood clearance Originally for early OHV V-8 conversion tight engine bays Fits 4-7/32″ carb neck