Most of my small engines are OLD. Some of them have nearly 200 pounds of compression---Stihl 200t has 185# Not exactly considered low compression.
You are correct in that I probably don't need 91 or 93 but where I buy gas, 87 and 89 have ethanol and I certainly don't need that!
From experience, I have decided that todays gasoline is not formulated for yesterdays engines! Older automobiles with higher compression, run much better with 91 or 93 although most people will use 86 or 89 and live with it.
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Today's Featured Article - Box Plow Blues - by Tom Schwarz. One of the first implements most tractor owners obtain is the box plow. For very little money, this piece of equipment promises to plow and flatten any hill or vale on your ranch road or farm. At least that's what I thought! As simple as a box plow appears, it can be rather challenging to make work correctly. In our sandy soils of Florida, traction is king. You can never have wide enough tires or heavy enough weights to get all the traction you want … unless you own a monster tractor. U
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