When it comes to lubricating lawn mowers chain saws string trimmers outboard engines jet skis motorcycles scooters portable generators and snow blowers there’s one motor oil that does it all. Valvoline Multi-Purpose 2-Stroke Engine Oil is specially formulated for most high-revving small 2-stroke engines air-cooled and water-cooled engines pre-mix and injection engines as well as engines requiring a gas-to-oil mixture. And it meets outboard or personal watercraft manufacturers recommendation for use of NMMA TC-W3 oil. Its premium base stocks are blended with ash-less detergent additives that help protect against rust corrosion piston deposits and scuffing while keeping spark plugs and exhaust ports clean for better engine performance. Our formula is pre-diluted for ease of mixing and may also be used in direct injector systems. This oil can be used where manufacturers recommend fuel/oil ratios from 11:1 to 100:1.