MANNOL Carburetor Cleaner 9970 is a highly effective carburetor cleaner that works without the need for dismantling. It quickly, carefully, and effectively cleans throttle and air dampers, diffusers, jets, and all internal and external surfaces of carburetors. This cleaner is applicable to all two- or four-stroke gasoline engines, with or without catalytic converters. It is a mixture of highly effective organic solvents and does not contain acetone. It completely dissolves and removes all typical carburetor contaminants of various origins without clogging engine components located behind the carburetor, such as valves and the combustion chamber. This cleaner stabilizes idle speed, facilitates cold start, improves engine acceleration, and optimizes the operation of the intake system by cleaning.