Clean-R-Carb 12oz. Carborator Cleaner CRC 5079 is a carborator & choke cleaner designed to maximize carborator performance. Quickly dissolves carborator deposits such as gum, sludge & varnish, improving fuel system performance & enhancing fuel economy. Clean-R-Carb CRC Carborator Cleaner is made for maximum performance and is available in a 12 oz. aerosol can. CASE PACKED 12