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Engine downsizing is considered an effective method for reducing emissions and improving fuel efficiency and that's precisely why many automakers have developed smaller mills to replace older, larger motors. Kia, Volkswagen, Fiat, Audi and many others already announced their intentions to introduce downsized engines in upcoming models. We can now add Volvo to the ranks of automakers developing new low-displacement mills.

It's certainly true that most ethanol opponents can find plenty of fuel for their arguments. Some claim that food prices have been adversely affected by ethanol production. Others point to the fact that most cars get worse fuel mileage when running E85. Obviously, there have been many debates regarding the effects of running ethanol in our vehicles. While we primarily are concerned with automobile engines, there are many other internal combustion engines to be concerned with, including those in