MTD Products and Dirtriders.com offer fuel-oil mixture charts. MTD Products offers an online fuel and oil mixture chart for two-cycle engines that includes three mix ratios categorized for U.S. oil in gallons and international oil in liters. The website also offers tips and advice on the mixing process.
Dirtriders.com maintains a Web page with two detailed two stroke fuel-oil mixture charts. One chart provides specifications for metric fuel/oil mixtures, and the other for Imperial. Each chart provides 12 fuel oil mix ratios, ranging from 1:16 to 1:60. The metric chart gives options for mixing up to 20 liters, while the Imperial chart offers figures for mixtures comprising up to 5 U.S. gallons. These charts are downloadable in PDF form.