Gumout Starting Fluid gives fast, smooth starting in all weather conditions. Contains an upper cylinder lubricant to help protect against wear especially at start up. It also contains a corrosion inhibitor to help prolong engine life. Directions: Shake can thoroughly before use. KEEP AWAY FROM BATTERY TERMINALS. Not for diesel fuel. See your vehicle owner’s manual for special instructions for your vehicle. Spray directly into carburetor, air cleaner or air intake for a few seconds, then start engine. Do not flood engine before using. In order to prevent a backfire, do not start engine with air filter off. Do not use while engine is running. Misuse of product can result in personal injury. Use only per label directions.