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Yamaha patents flex-fuel motorcycle

Filed under: Ethanol, Flex-Fuel, On Two Wheels

Click above to enlarge the patent drawing of a Yamaha motorcycle

automobiles are nothing new. In fact, there are over 7-million flexible-fuel vehicles already on the roads in America, and it’s not at all uncommon to see gas stations that offer E85. All vehicles sold in the United States must be able to accept a minimum of 10 percent , but some modifications are required to run at higher percentages, including the use of different rubber tubes and seals along with some reprogramming of the engine’s computer. At this point, there are no motorcycles or scooters that are certified to run on fuel with concentrations as high as 85 percent, but Yamaha has recently filed a patent for just such a machine. Since there isn’t any production machine as of yet, details on the Yamaha system remain sketchy, with Motorcycle News in the UK suggesting that there is a secondary fuel tank on-board to hold the . This shouldn’t really be necessary if the bike is equipped with sensors to detect the alcohol content of the fuel. On the other hand, if Yamaha were planning to use the as an injection to control engine knock and emissions, a second tank would be necessary. We look forward to seeing what the Tuning Fork company has in store for its two-wheelers.

[Source: Motorcycle News]

AutoblogGreenYamaha patents flex-fuel motorcycle originally appeared on AutoblogGreen on Thu, 30 Oct 2008 13:49:00 EST. Please see our terms for use of feeds.

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Bio: My fascination for hybrid cars came about long ago. I've been living green before gas hit $1/gallon. It's really a way of life and I hope I can share with you all I know about Hybrid Cars.
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