View Here : What Is Flex Fuel
Flex Fuel - E-85 Ethanol. The most common of all fuels today is a 10% mixture of ethanol with 90% gasoline. The benefits of a Flex Fuel vehicle is that the fuel control systems in Flex Fuel vehicles adapts on the fly to whatever mixture of fuel is in currently the tank.
Our article last week on Ford's doubling of its flex-fuel models included a mention that diesel models of the new 2011 Ford Super Duty pickup trucks will run on either pure diesel fuel or a mix of up to 20 percent biodiesel, known as B20. Reader Suzanne Johnson responded with the following question: