Thread: My gas mileage is improving
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Old 12-19-2014, 10:52 AM   #6
Flavor 987S
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Join Date: Jul 2009
Location: Arlington Heights, IL
Posts: 1,561
Quote:
Originally Posted by BYprodriver View Post
Don't summer gas blends have more Ethanol ?
Yes. 7-9%.

Winter blend is more like 5%.

This is what I saw a couple years ago with my test kit. Easy to do.
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