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Old Oct 28, 2010 | 12:50 PM
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Default E85 Conversion for 350z

Is there in shops in socal that can do an e85 conversion on a 350z?

Last edited by vq36turbo; Oct 28, 2010 at 12:55 PM.
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Old Oct 28, 2010 | 01:09 PM
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Originally Posted by vq36turbo
Is there in shops in socal that can do an e85 conversion on a 350z?
GTM in the (surrounding) L.A. area, Speed Force in San Diego...both should be overly qualified for this.
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Old Oct 28, 2010 | 01:23 PM
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Thank you for the info.
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Old Oct 28, 2010 | 02:12 PM
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Since you are forced induction, you already have an EMS to kick up the fuel rate 30%. Depending how much HP you are making and how much injector you have will determine how much more you need.

Technically there is no conversion. YOu already have everything you need.

Last edited by str8dum1; Oct 28, 2010 at 02:16 PM.
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Old Oct 28, 2010 | 02:45 PM
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I am upgrading to twins and also looking forward to running an e85 green machine. Thank you for your feed back.
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Old Oct 28, 2010 | 04:42 PM
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how many flex fuel stations are there around your area? If they are close by then go for the e85 but if it's like an hr drive to the nearest station I wouldnt even think about it unless u want to keep gallons of drums in your garage.

Any shop can change your car into e85 rdy and u can even do it yourself. All u have to do is upgrade your fuel system to any aftermarket kit (stage 2kit at least) and make sure the injectors are at least 40% bigger of your Xwhp. You will also need to get a good fuel regulator that can support ethanol (or it will go bad quick). Now, if u want to get fancy u can buy the e85 monitor kit that tells u how much % of OH is in your tank (balla status) and then your all set. Well almost... now u have to get your car retuned for e85 which is close to 105 octane.

Is this really worth spending thousands just for an extra 14 octane when u can add methanol injectors (+105 octane) for under $600??
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Old Oct 28, 2010 | 05:11 PM
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Originally Posted by str8dum1
Since you are forced induction, you already have an EMS to kick up the fuel rate 30%. Depending how much HP you are making and how much injector you have will determine how much more you need.

Technically there is no conversion. YOu already have everything you need.
So no OEM lines, gaskets, ect... need to be replaced to properly handle E85's corrosive characteristics? It's been asked several times in the tuning section and nobody seems to know.
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Old Oct 28, 2010 | 06:23 PM
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Originally Posted by djamps
So no OEM lines, gaskets, ect... need to be replaced to properly handle E85's corrosive characteristics? It's been asked several times in the tuning section and nobody seems to know.
i guess u didnt even read my post
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Old Oct 28, 2010 | 06:34 PM
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Originally Posted by Mr_pharmD

Is this really worth spending thousands just for an extra 14 octane when u can add methanol injectors (+105 octane) for under $600??
I've run amounts of boost on E85 that I wouldn't consider trying on pump 93 with meth, not on my G however.

The biggest factor to consider is availability, which is the exact reason I don't run it in my G. If availability is good, or you can commit to storing fuel somewhere then I say it is worth the cost.
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Old Oct 28, 2010 | 06:48 PM
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I dont see why running METH is soo bad if u buy a good one and hotwire it to your EMS.

I have a lite sensor that tells me when the pump is on and I have a relay connected to my VPRO which triggers the METH program when it senses a +12v. If no +12v is triggered the VPRO runs on safe mode map until the problem is fixed.
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Old Oct 28, 2010 | 07:33 PM
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No issues with existing OEM and aftermarket fuel systems running E85. I can't tell you how many Subaru's, Mitsubishi's and Nissans we have running on E85 right now. Our very own Ryan@Forged runs his GT-R on E85 exclusively, and it's his daily driver.

Just make sure you have enough pump, injector, and a good EMS that can control the injectors and precisely dial in the engine. Check here for availability of E85 in your area: http://www.e85refueling.com/
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Old Oct 28, 2010 | 08:13 PM
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This is true, but the OP wanted to upgrade to twins so won't he need some kind of upgraded fuel system to run e85 when he's tt?

Also, I wanted to pt out that yes e85 is a lot cheaper on the wallet but there have been test done showing that e85 was getting worst MPG than pump gas.

Last edited by Mr_pharmD; Oct 28, 2010 at 08:19 PM.
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Old Oct 28, 2010 | 10:08 PM
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Originally Posted by Sharif@Forged
No issues with existing OEM and aftermarket fuel systems running E85. I can't tell you how many Subaru's, Mitsubishi's and Nissans we have running on E85 right now. Our very own Ryan@Forged runs his GT-R on E85 exclusively, and it's his daily driver.

Just make sure you have enough pump, injector, and a good EMS that can control the injectors and precisely dial in the engine. Check here for availability of E85 in your area: http://www.e85refueling.com/
Interesting good looking out I was under the impression that most of the fuel system needed replaced
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Old Oct 28, 2010 | 10:13 PM
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Bellow are some the reasons why e85 interests me for my next build:
• Ethanol, the major component of E85, is a renewable fuel.
• Using E85 helps to reduce greenhouse gas emissions.
• Using E85 helps to reduce dependence on petroleum, and helps create greater diversity in our nation’s energy supplies and sources.
• Using E85 has the ability to help improve vehicle performance because E85 ethanol has a higher octane rating than gasoline which allows for more horsepower and torque.
• Using E85 helps to reduce smog-forming emissions.
• Using E85 can help to support rural communities and the domestic agriculture.
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Old Oct 29, 2010 | 02:40 AM
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You have to use more ethanol to equal the same burn characteristics than gasoline, so its less efficient.
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Old Oct 29, 2010 | 04:36 AM
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Originally Posted by Mr_pharmD
I dont see why running METH is soo bad if u buy a good one and hotwire it to your EMS.

I have a lite sensor that tells me when the pump is on and I have a relay connected to my VPRO which triggers the METH program when it senses a +12v. If no +12v is triggered the VPRO runs on safe mode map until the problem is fixed.
I went with METH because availability for E85 is poor locally. And I don't have enough air left in my turbos to make E85 that worthwhile. I've never seen a direct comparison of injected METH+pump gas vs E85 as a fuel in terms of extracting power from a boosted engine. My sense is that you can advance timing farther with E85 than 100% meth and still make power but that's not saying which makes more power ultimately. Only tuners that have experienced with both could tell you...
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Old Oct 29, 2010 | 07:35 AM
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What would be the max whp for a single 255lph and fuel return on E85?

Let's assume 550whp is MAX for this fuel setup on 93... - 30% extra flow needed for E85 makes it 385whp limit with the same timing map... how much gains can you expect from timing alone given you're already maxed out your fuel delivery?

Is double/triple pump pretty much required?
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Old Oct 29, 2010 | 08:27 AM
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Originally Posted by vq36turbo
Bellow are some the reasons why e85 interests me for my next build:
• Ethanol, the major component of E85, is a renewable fuel.
• Using E85 helps to reduce greenhouse gas emissions.
• Using E85 helps to reduce dependence on petroleum, and helps create greater diversity in our nation’s energy supplies and sources.
• Using E85 has the ability to help improve vehicle performance because E85 ethanol has a higher octane rating than gasoline which allows for more horsepower and torque.
• Using E85 helps to reduce smog-forming emissions.
• Using E85 can help to support rural communities and the domestic agriculture.
umm...ok who are you kidding.

The real reason is near race fuel levels of power, available at the pump, for $2.30/gallon.

But seriously, I'm glad we can all do a small part to protect the environment, while making big power.
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Old Oct 29, 2010 | 10:12 AM
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to run 5-600 whp you'll need a double pump and 1000+cc injectors.

I wouldnt even bother with e85 on a single pump. you can make the same power with meth injection.

Originally Posted by djamps
What would be the max whp for a single 255lph and fuel return on E85?

Let's assume 550whp is MAX for this fuel setup on 93... - 30% extra flow needed for E85 makes it 385whp limit with the same timing map... how much gains can you expect from timing alone given you're already maxed out your fuel delivery?

Is double/triple pump pretty much required?
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Old Oct 29, 2010 | 10:21 AM
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^^^

e85 is helping the farm industry make money by having lobbyists for the corn industry make the sheeple in this country think they are being green.

Meanwhile, the cost for a bag of flour goes up $5/50lbs on my end
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