To restore the operation of carburetors there is an ideal and highly effective product - Gumout Carb and Choke Cleaner. It is designed for effective cleaning of carburetors and throttle plates from various deposits, soot and tar. Thanks to a powerful formula, the composition dissolves even the most persistent contaminants, restoring the permeability of fuel channels and mobility of parts. Application is elementary - just spray the product directly on the contaminated surfaces, wait a couple of minutes, then wipe with a rag. After that, you can start the engine - it should say thank you for cleaning and will respond with improved idling performance.