Duluth Auto Repair

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Monthly Archives: May 2015

Is Flex Fuel Worth It?

Is Flex Fuel Worth It?

We've had a few customers ask about E85 fuel and flex-fuel vehicles, so we know there's a lot of confusion about this "gas saving" trend. So this month, we're answering common questions to clear up some of the confusion and misperception about flex fuel systems.   What is E85?  Much of the gasoline sold in the US (about 1/3) contains some ethanol. A typical ratio is 90% gasoline with 10% ethanol. Ethanol flex fuel reverses that ratio, with more ethanol than gasoline - E85 gets its name because it is made with 85% ethanol to 15% gasoline.   Can I use E85 in my vehicle?  Not all vehicles are "flexible fuel vehicles," meaning they can run on both standard gasoline and E85 fuel. The only difference between standard and flex fuel vehicles are a few engine and fuel system modifications. These changes allow the engine to burn ethanol based fuel without loss in performance. &nbs ... read more