Permatex 80279 Motor Muscle Throttle Body Carb and Choke Cleaner, 12 oz. High pressure spray dissolves residue Cleans performance robbing deposits from air intakes, carburetors and chokes of all gasoline engine-powered equipment Improves engine performance Oxygen sensor safe Suggested Applications:Manual and automatic chockes, baffle plates, air intakes, carburetor linkages, heat risers, PCV valves