Protects gas and engine components during storage.. For inboard and outboard gasoline engines Prevents corrosion of fuel tank and fuel delivery system One product does it all - stabilizes and fogs in one step Protects gas and engine components during storage Concentrated formula - 1 fl. oz. treats 5 gallons Directions Add 1 fl oz. for each 5 gallons of tank capacity. Fill tank completely with gas to eliminate water condensation and volatile fumes. Run engine for 10 minutes to distribute treated fuel throughout engine.