2.0L LSJ Performance Tech 205hp Supercharged SS tuner version. 200 lb-ft of torque.

Looking to go E-85!

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Old 07-15-2011, 02:50 PM
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Mine was a May build, so I was a mid-year build. March was the first, I forget what the last was, but I think it was June IIRC. June/July are the typical switchover times.

Originally Posted by Leafydialupking
12.5? I like running lean compared to most people but thats just way too much lean.
Yeah I was kinda hoping he didn't mean that's his WOT a/f. Mine's in the 10s IIRC.

Last edited by alleycat58; 07-15-2011 at 02:50 PM. Reason: Automerged Doublepost
Old 07-15-2011, 02:56 PM
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Originally Posted by alleycat58
Mine was a May build, so I was a mid-year build. March was the first, I forget what the last was, but I think it was June IIRC. June/July are the typical switchover times.



Yeah I was kinda hoping he didn't mean that's his WOT a/f. Mine's in the 10s IIRC.
yea 12.5 at WOT.... its a trifecta tune and vince said it was good but i told him i want it between 11.5-11.9

but he said it was good..so when i get the new pump ill tell him thats where i want it... im back on my 93 tune ATM so its back in the 11's lol
Old 07-15-2011, 02:58 PM
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Yeah um, thats bad. I'd stay away from that tune. And maybe even the tuner.
Old 07-15-2011, 03:00 PM
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Originally Posted by Leafydialupking
Yeah um, thats bad. I'd stay away from that tune. And maybe even the tuner.
it wasnt hurting the car since it was on E-85

now if it was on 93 i wouldnt even feel safe driving it
Old 07-15-2011, 03:03 PM
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Ok so that was really 8.33:1 afr or 0.85 Lambda or exactly what peak torque is for e85, although a lot of people seem to make more power in the 0.76-0.82 lambda range.
Old 07-15-2011, 03:04 PM
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Originally Posted by Leafydialupking
Ok so that was really 8.33:1 afr or 0.85 Lambda or exactly what peak torque is for e85, although a lot of people seem to make more power in the 0.76-0.82 lambda range.
annnnnnnnd im confused lol
Old 07-15-2011, 03:06 PM
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Originally Posted by CobaltVenomSS
annnnnnnnd im confused lol
you left your wideband in gasoline mode right? Dont worry about it.
Old 07-15-2011, 03:34 PM
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Im hoping I don't have any real issues with the car before I go E. It ran a little warm this morning, 196 on DIC and it died would start stuttering bs... I'm thinking the MAF may have something to do with it.
Old 07-15-2011, 04:18 PM
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Originally Posted by Leafydialupking
you left your wideband in gasoline mode right? Dont worry about it.
yes i did
Old 07-15-2011, 04:30 PM
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Originally Posted by CobaltVenomSS
yes i did
set it for e85 =p
i have an lc1 and changed it.
Old 07-15-2011, 05:01 PM
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Originally Posted by Omnigear
set it for e85 =p
i have an lc1 and changed it.
how u do that on the AEM?
Old 07-16-2011, 02:41 AM
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I always read mine in gasoline values. Its easier to remember lol
Old 07-16-2011, 12:46 PM
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yeah switching to lambda is dumb if u dont know what it means stick with what u know for afr
Old 08-05-2011, 08:21 PM
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Bringing this back up, since Ebristol posted it's possible to run E on a 2.9 with 60's. The stock 05 pump can't handle E right, the walbro 255 drop in fixes that without a adjustable fpr. I don't have a WB yet, but that should not stop me from going E, Or is it mandatory?
Old 08-05-2011, 08:53 PM
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Originally Posted by Boosted05
Cool, I'll go pump hunting later unless someone has a link. I'm not scared to drop pulleys, but I'm staying safe with the car, and the pump is just that, peace of mind. Also need to get an interceptor, and WB 02 very soon.
android app flex fuel finder
Old 08-05-2011, 09:01 PM
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Im lucky where I work we have E, 5 miles from my house lol. Detroit is diff tho, about 5 miles or so.
Old 08-05-2011, 10:10 PM
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You need to tune in order to run e85 so yes you need a wideband.
Old 08-05-2011, 10:33 PM
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Originally Posted by Boosted05
Bringing this back up, since Ebristol posted it's possible to run E on a 2.9 with 60's. The stock 05 pump can't handle E right, the walbro 255 drop in fixes that without a adjustable fpr. I don't have a WB yet, but that should not stop me from going E, Or is it mandatory?
Anytime you're deviating from stock, or from one of the GM stage kits, you should have a wideband to keep track of your mixture. Just a good idea to know if something is wrong. Running too rich will damage your cat and running too lean can nuke your engine.
Old 08-05-2011, 11:17 PM
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Ive been on zzp s3 for 6k no WB but yeah E is diff. So maybe I can swing a gauge, in going to grab a BRFS from zzp that should solve my fuel needs.
Old 08-06-2011, 07:45 AM
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Not trying to Thread Jack or anything, but I've been wondering about E-85 Also. Alot of people on here just swap out injectors and tune for it. But our vehical's are not labled "Flex Fuel" That being the case, what about the fuel lines, fuel tank, gaskets, seals ect? People at work are all telling me that the E-85 destroy all that stuff.
?
Old 08-06-2011, 09:44 AM
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We can run it fine, Ebristol has been running it for a while along with quite a few others.
Old 08-06-2011, 01:32 PM
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Ethanol is not a very reactive solvent. It will eat aluminum , but only if it sits on it for a while and in mostly pure form. It will also eat fiber glass resin, but we dont need to worry about that. Our tanks, which are mostly likely polyethylene or some similar low re-activity plastic will be fine, your metal and synthetic rubber fuel lines will be fine as well. If the car is labeled flex fuel all it really just means it have bigger injectors and it has code in the computer that lets it decide what fuel is in based on O2 sensor readings.

You'll run into issues on cars with old natural rubber fuel lines, boats with fiberglass fuel tanks, and things like that.
Old 08-06-2011, 03:01 PM
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Originally Posted by Boosted05
Bringing this back up, since Ebristol posted it's possible to run E on a 2.9 with 60's. The stock 05 pump can't handle E right, the walbro 255 drop in fixes that without a adjustable fpr. I don't have a WB yet, but that should not stop me from going E, Or is it mandatory?
The stock 05 pump will handle E85 on the stock blower just fine without breaking a sweat. Stock 05 pump here on 2.7 TVS reving to 7400. I plan to upgrade soon as Ive stated before but its not the first thing you have to be concerned about.

And yes I would recommend a wideband to anyone looking to modify their vehicle with a custom tune.
Old 08-06-2011, 06:13 PM
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That's exactly what I wanted to know, tyvm!
Old 08-10-2011, 11:23 AM
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Originally Posted by blake05SS
are u saying E and 60's on a 2.8 will work? i feel like ur idc will be about 90-95%
Here is an HPTs scanner log of a 2.9" pulley, 60# injectors and Summer E85. Plus all the bolt on's. (Intake, exhaust, dual pass, HE, etc.)



95% IDC at 7,000 rpms. Its is "possible". A 2.8" might also work. Just shift a little after 6500rpms. Reving past 6500 on an LSJ is sort of silly in the first place.

I think anyone running 60s should try E85 before running out and dropping coin on 80s. E85 can make an 2.9" car much quicker then gasoline cars running much smaller pulleys.

Originally Posted by InfraRedline
I always read mine in gasoline values. Its easier to remember lol
Me too. Keep it simple.


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