Product Overview Power Foam® Powerful foaming agents remove stubborn deposits, varnish and gum left by ethanol or degraded fuel in carbureted and fuel-injected engines. Restores startability and smooth operation while maximizing horsepower. Especially effective in powersports and small-engine applications that run, then sit for extended periods. See the product data sheet for full details. Carburetor and Induction-System Cleaner for Two- and Four-Stroke Gasoline Engines Cleans deposits from ethanol and degraded fuel Removes gum and varnish Maximizes horsepower Restores startability Helps improve fuel economy Not recommended for use in diesel engines, GDI engines or as a general-purpose degreaser.