Sierra 18-9013 Fuel Stabilizer - 8 ozSierra Marine's 18-9013 Fuel Stabilizer is for use in 2 and 4 cycle gas and diesel engines. Fuel stabilizer keeps the carburetor and fuel system clean and reduces gum and varnish build up. It also improves engine performance and promotes quick starting.Features: Stabilizes gasoline without ethanol up to 24 months; 1/4 oz per gallon for everyday use or 1/2 oz for storage; Stabilization for gasoline containing ethanol will vary; Interchangeable with: Mallory; 9-82200; Mercury Marine; 92-78383A12; 92-817529A12; OMC Stern Drive; 174275; 175068; 775613;