DescriptionFrees sticky valves and rings. Removes gum, varnish, and carbon from internal engine parts. Helps reduce knock, ping, and run-on. Cleans entire fuel system. 12 fl. oz. FeaturesReviews0 Frees sticky valves and rings. Removes gum, varnish, and carbon from internal engine parts. Helps reduce knock, ping, and run-on. Cleans entire fuel system. 12 fl. oz. Size 12 Fl. Oz. Treats 21 Gal. Write a review There are no reviews yet
