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Old 06-30-2019, 07:06 PM   #11 (permalink)
KrautBurner
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Join Date: Mar 2014
Location: SUNNY Sequim, Wa
Posts: 239

Cavalier of D00M - '05 Pontiac GTO LS2 T56
90 day: 23.2 mpg (US)

The New One - '10 Toyota Prius II
90 day: 51.55 mpg (US)

Chick Magnet - '91 Geo Metro 3cyl/5sp
90 day: 48.07 mpg (US)
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Quote:
Originally Posted by 2000mc View Post
While e0 is more energy dense than ethanol, I think the difference between e0 and e10 should be about 3%
In a study looking at mileage with different ethanol blends the general trend follows the energy density. That being said, your mileage will vary, The Ford Fusion tested did almost 15% better on e0 vs e10, while a flex fuel impala did just over 15% better on e20 vs e0.
http://www.speedperf6rmanc3.com/cont...evel_Study.pdf
that's my understanding, and why I'm surprised I'm seeing such a large increase

I realize that each car could act a little different as well as all the testing controls

I probably won't need fuel till this Wednesday (that will be my 3rd full tank)
so it will be a week or so before I get a reading on regular E10 again

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2005 GTO 6.0 V8 (600hp)

1991 Geo Metro 1.0 3/5 base

2010 Prius II (replaced 2001 Tahoe 5.3 V8 April 2014)

1994 F-350 7.3 TurboDiesel (Rollin' Coal)
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