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Old 07-08-2016, 09:39 AM   #30 (permalink)
rmay635703
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Join Date: Jun 2008
Location: Somewhere in WI
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Don't need to be a scientist.

Get an ethanol test kit.

Locally fuel marked may contain up to 10% ethanol many times doesn't.

Smaller stations sometimes have more heavy ends, a few states allow non oxygenated fuel (as I discovered out west)
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