Mercury - Quickstor Fuel Stabilizer - 12oz. - 2-Pack - 92-8M0047932 Draining fuel before storage is not necessary if using this product. For storage over 2 months, you will want to add 1 ounce of stabilizer per 5 gallons of gasoline. This Mercury Marine product protects against corrosion in the carburetor and fuel systems and prevents carburetor icing and gas line freeze! Features: Size - 12 oz. 2-Pack Add to fuel before long-term storage of your engine Prevents regular and ethanol-blended fuel from breaking down and oxidizing Prevents fuel system corrosion Prevents gum and varnish from forming in the fuel and settling in fuel lines and tanks, carburetors and injectors Keeps injectors and carburetor lubricated Stabilizes fuel for up to a year 1 ounce treats 5 gallons 12 ounce bottle treats 60 gallons Uses: Use in all 2"‘ and 4"‘cycle carbureted and fuel"‘injected gasoline engines including cars, trucks, motorcycles, ATVs, snowmobiles, marine engines, lawn mowers, chain saws, string tri