E85 fuel

GaryG

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what all would i need to change to run E85 fuel in the GT?
 
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GaryG

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i wouldnt be worried bout gas mileage as i have a escort for a dd...but how would i loose power? u'd be running like 105-108 octane fuel
 

steedastang

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You will need a custom tune so that fuel can be added. I believe you have to add 20% more or so across the band. You will get less mpg but with a tune set specifically for E85 you will pick up some power. You will be able to advance the heck out of the timing due to the cold burn of E85. You may want to research the pump and lines as well as alcohol has a tendency to corrode materials.

A lot of people will come on here a knock E85 as a temporary patch for our need for fossil fuels and that our production is insufficient. The production part is correct. Our production is mainly provided by corn (stalks, ears, etc) and uses a lot of water in the distillation process. Some companies that distribute E85 recycle their water and others dont. The ones that dont are a major user of fresh ground water (not good). Corn isnt the best plant to use for a high yield either.

Some countries in South America run almost all of their auto's off of ethanol and do it efficiently. Their growing season is much longer (pretty much all year) but they also use other plants for glucose such as grasses and canes which have much higher yields per volume than corn. While we may not be able to grow as much fuel plants as them we sure can grow grasses and canes high in glucose/sugars which can help the manufacturing problems we are having right now. We will have to benchmark other counties to get it right though; something American pride (I mean government) can get in the way of.

Hope this helps,

Matt
 

97_SN95GT

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Another VERY VERY VERY important thinkg tat everyone overlooks is the fuel system. Ethanol is VERY corrosive o you will have to switch nearly every component that the fuel runs through to stainless steel except for the internals of the engine. And ethanol does make your vehicle run crappy. I have no idea why, bu if you want to run E85, expect to shell out a few grand for a new fuel system. IMO it ain't worth it
 

Jrgunn5150

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E85 is also hydroscopic, meaning it absorbs water, uncool since we don't have water traps, and water doesn't compress.
 

Petek

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E85 has about 28% less energy by mass than regular gasoline, thus needing more fuel to make power, however the cheaper price per gallon may offset the lower fuel mileage. As stated above e85 has an equivalancy of about 105octane. You can run a more aggresive tune on E85 if your fuel system is set up for it. in the september issue of 5.0 Mustang they set up a lightly modded 04 cobra to run E85, and it gained about 19hp and 20ftlbs of torque.
 
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GaryG

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thanks guys, ive decided its not worth it, im just going to run 91 octane + race fuel (50/50 mix) when the motor is done
 

Jrgunn5150

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Petek said:
E85 has about 28% less energy by mass than regular gasoline, thus needing more fuel to make power, however the cheaper price per gallon may offset the lower fuel mileage. As stated above e85 has an equivalancy of about 105octane. You can run a more aggresive tune on E85 if your fuel system is set up for it. in the september issue of 5.0 Mustang they set up a lightly modded 04 cobra to run E85, and it gained about 19hp and 20ftlbs of torque.

It's only cheaper because the government subsidies it. Makes me wonder who owns corn fields...
 
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GaryG

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Jrgunn5150 said:
Petek said:
E85 has about 28% less energy by mass than regular gasoline, thus needing more fuel to make power, however the cheaper price per gallon may offset the lower fuel mileage. As stated above e85 has an equivalancy of about 105octane. You can run a more aggresive tune on E85 if your fuel system is set up for it. in the september issue of 5.0 Mustang they set up a lightly modded 04 cobra to run E85, and it gained about 19hp and 20ftlbs of torque.

It's only cheaper because the government subsidies it. Makes me wonder who owns corn fields...

every1 and the mother in Kansas... Kansas has nothing BUT fields
 

Jrgunn5150

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This is true, the only time I was in KAnsas I got popped for speeding by the Colorado border, damn wheat colored cop car... The cop asked my why I was going so fast, and I told him, no offense, but all this damn wheat is driving me crazy!
 
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GaryG

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yup it gets old, and to make matters worse, i live in the dead center of KS (Salina) so i have 2-3hrs (depending on direction) to deal w/ looking at wheat where ever i go
 

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