If you ran 87 octane and E85 in a 8.5:1 compression engine you would notice a considerable loss in mpg with ethanol. But because of E85's higher octane you can increase the compression to 10.5:1 or more to take full advantage of its higher octane. When you start doing that you make up the losses for E85 having lower BTU's. I'm currently gathering up the parts to build a 12.5:1 E85 Boss 302 for a mustang that I have. I'm doing it just to be different.
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Today's Featured Article - Tractor Hydraulics - The Basics - by Curtis Von Fange. Hydraulics was one of the greatest inventions for helping man compound the work he can do. It’s amazing how a little floor jack can lift tons and tons of weight with just the flick of a handle. What’s even more amazing is that all the principals of hydraulic theory can be wrapped up in such a small package. This same package applies to any hydraulic system from the largest bulldozer to the oldest and smallest tractor. This short series will take a look at the basic layout of a simple hydraul
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