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      05-20-2023, 05:07 PM   #1
04detroitls
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e85 stock

Anyone run e85 mix (ie e20-e30) on an untuned/no piggyback tune car?
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      05-20-2023, 07:20 PM   #2
Dawgz
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Originally Posted by 04detroitls View Post
Anyone run e85 mix (ie e20-e30) on an untuned/no piggyback tune car?

The stock tune can take up to e20~ but you'll find improved timing with just e15.
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      05-21-2023, 08:13 AM   #3
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Is there any type of gauges that will read/display the e content. I know for my GMJunk Aeroforce will read/display it once I install (and pin out) the GM FlexFuel sensor.
Got a little worried when I notice the sticker on my local e85 pump that said min content 51% :P hard to calc e15-20 when your pump could be dispensing e50-e85
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      05-21-2023, 08:18 AM   #4
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Quote:
Originally Posted by 04detroitls View Post
Is there any type of gauges that will read/display the e content. I know for my GMJunk Aeroforce will read/display it once I install (and pin out) the GM FlexFuel sensor.
Got a little worried when I notice the sticker on my local e85 pump that said min content 51% :P hard to calc e15-20 when your pump could be dispensing e50-e85
https://fuel-it.com/products/fuel-it...mw-x3m-and-x4m


Cheaper option is to just get a e85 tester like this one:

https://a.co/d/c7x9UiC

It will let u know the ethanol content of your e85. You can then use a calculator such as https://www.morepowertuning.com/emix

This will allow you to mix the right amount of ethanol to your pump gas to get to your desired ethanol level.
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      05-21-2023, 08:37 AM   #5
04detroitls
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Quote:
Originally Posted by 04detroitls View Post
Is there any type of gauges that will read/display the e content. I know for my GMJunk Aeroforce will read/display it once I install (and pin out) the GM FlexFuel sensor.
Got a little worried when I notice the sticker on my local e85 pump that said min content 51% :P hard to calc e15-20 when your pump could be dispensing e50-e85
I was looking at this, but I really don't feel like tearing the dash apart lol

https://www.p3cars.com/bmw/p3-v3-obd...uge-2008-2013/
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      05-21-2023, 02:12 PM   #6
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I've known of people running up to e30 but I would stick with e20. I ran both e mix and race gas mix at the track. e did provide better results.
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      07-01-2023, 06:11 AM   #7
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E20 is fine...
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