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ATP Turbo Upgrade

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Old Apr 11, 2005 | 01:25 PM
  #61  
MattGold's Avatar
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From: Metro Detroit
Originally Posted by Soon2BEVO
I see what youre saying but Im going to have to disagree. I street race A LOT. I get races almost daily and 80% of them are from 3rd gear roll-ons. The other night I had the best race yet. 2004 Cobra with exhaust and pulley. 3rd gear roll on from around 55 all the way to 120+ it was a dead heat. I was in 5th gear pulling and we were still even, and thats with me going to 7300-7400 in 3rd and 4th. I did not see the stock turbo sucking at all. In fact, Im quite impressed with its performance. Believe me, Im definitely upgrading to a larger turbo but, the 3071R as of RIGHT NOW with the given information, just isnt doing it.

Again, Im not praising the stocker (although it is great), Im just saying that if Im gonna upgrade, Im gonna upgrade and get something like a GT30R that has serious top end with good spool (ball bearing one of course!). Its just my opinion.

How about this - I promise to post dyno charts after a 23psi tune and my time slips after a 1/4 mile run.

I think the stock turbo has a lot in it - but I just didn't want to push it anymore... besides, I have a magnus intake manifold ready to go on and I had no desire to chance it on a stock turbo.

Time will tell...
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Old Apr 11, 2005 | 01:30 PM
  #62  
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From: Toms River, NJ
Originally Posted by MattGold
How about this - I promise to post dyno charts after a 23psi tune and my time slips after a 1/4 mile run.

I think the stock turbo has a lot in it - but I just didn't want to push it anymore... besides, I have a magnus intake manifold ready to go on and I had no desire to chance it on a stock turbo.

Time will tell...
Sounds fair to me! Are you going to do a 23 psi pumpgas tune and then run it? What other supporting mods will youo have other than the Magnus?
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Old Apr 11, 2005 | 02:52 PM
  #63  
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From: Metro Detroit
Originally Posted by Soon2BEVO
Sounds fair to me! Are you going to do a 23 psi pumpgas tune and then run it? What other supporting mods will youo have other than the Magnus?
23psi, 93-94 octane (whatever I happen to fill up on) and the following...

Magnus Intake Manifold
Injen Intake
Injen FMIC / Piping
HKS 264/272s
Walbro Pump
640cc Injectors
AMS Fuel Rail
XEDE or AEM EMS (whatever I have at the time, probably AEM)

I will report back.
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Old Apr 11, 2005 | 04:13 PM
  #64  
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From: Naples, FL
Originally Posted by Soon2BEVO
So is that turbo on the left graph (red line) a stock turbo on race gas, and on the right is the 3071R on race gas? If thats wrong, disregard this, but if it is... thats not the best comparison. You have two randomly set-up cars on dynos comparing. What supporting mods do each of them have? Its NOT the same dyno so thats another problem.

I was under the impression a good amount of guys on evom have the ATP 3071R. If so, where are their dynos? Their track results? Im good on hearing "its a great upgrade". Lets see it!!!!!!!!
No it isn't the best comparison but it proves my point that peak numbers aren't everything. It was the best I could do in the short time I put into it. Look at the graph I have attached this time and tellme they don't fall off. Stock turbo's won't hold 26psi to redline.

Now I also agree with you that the ATP kit isn't the most impressive thing on pump gas and there aren't many dyno's around to look at. I want to see a 3071 setup with a manifold and a regular GT rear housing and see what it can do then. I only want 450whp and a the 3071 will get me there (not atp's) with the least amount of sacrifice in drivability.


Last edited by Evol_VIII; Apr 11, 2005 at 04:16 PM.
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Old Apr 11, 2005 | 07:33 PM
  #65  
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Originally Posted by VTECH8TR
Which turbo are you refering to?
the gt35r that went for so much less than a full atp turbo kit... dude is singing the praises and i'm just like... well for 1600 you get all that AND lag...what a deal...

Originally Posted by bennyfizzle
isnt the GT30r just a generic name for the whole GT30 series turbos?and aren't all garrett gt series turbos dual ball bearing?
yes this is right. most likely he is referring to rnr's nomenclature scheme, which prefers to keep people in the dark as to what the hell is really going on. unless of course they're referring to their fLAGship kit which is the ALMIGHTY GT35R WEEEEHAW

in any case... there is a pm sitting in my message box telling me that ams 3071 kit will do mor ethan 400whp on 91octane gas... sure their kit is expensive... but hey...

Last edited by trinydex; Apr 11, 2005 at 07:47 PM.
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Old Apr 11, 2005 | 07:53 PM
  #66  
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Originally Posted by trinydex
the gt35r that went for so much less than a full atp turbo kit... dude is singing the praises and i'm just like... well for 1600 you get all that AND lag...what a deal...



yes this is right. most likely he is referring to rnr's nomenclature scheme, which prefers to keep people in the dark as to what the hell is really going on. unless of course they're referring to their fLAGship kit which is the ALMIGHTY GT35R WEEEEHAW
You just dont understand the big picture. Yes on the stock block i was seeing 30psi at 5000rpms and 20psi at 4500rpms with the GT35/40R but what you dont understand is even at 10psi is equal to 20psi on the stock 16g. The GT35/40R is just that more efficient and is able to flow allot more air at much lower psi ratings. And when you are racing you are shifting at redline and even on the stock block it never dropped below 6K rpms which is in the sweet spot of the GT35R so once agian you are always in the power band.

Also anybody that knows how to drive would agree then say you had to merge onto the highway you are going to downshift to get moving quickly which is going to once agian throw you into the sweet spot of the GT35R. When i had it installed i was making just as much power at 15psi then i was at 24psi on the 16g...hmmmm..think about that.. Now throw in some internals and some nice cam gear setting say +3/0 and you are going to gain even more spool. Its possible to gain a good 500rpms just off cam timing and since the turbo wont run out of steam up top you can afford to set the cam timing for low to mid range to make up for the slower then stock spool.

Just my 0.02 infact you are just going to freak when i show you the big T72 turbo i just got installed. Ya..Ya.. you think it will never spool right? Well lets just say Innovative and AlienAuto did allot of research and we are going to see full boost around 4000-4500rpms. You ask how! Well its all about design and getting things made for you the way you want them..

Chris
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Old Apr 11, 2005 | 08:08 PM
  #67  
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seriously... why would i ask how? 4500 is forever... for people that are used to naturally aspirated engines that get 500 on tap, literally on the tap of the accelerator... why would 4000rpm wait be acceptable?

any cam timing spool benefits can just as easily or equally done to a 3071 right? so what's the point in flaunting this?

and in the end... i'm not gonna compare what i wanna do wtih my car to what you wanna do wtih yours... cuz i already stated waht i wanna do... and i don't think you're gonna tell me that the gt35r is perfect for that...
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Old Apr 11, 2005 | 08:16 PM
  #68  
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From: "Tri-Cities" WA
Originally Posted by trinydex
seriously... why would i ask how? 4500 is forever... for people that are used to naturally aspirated engines that get 500 on tap, literally on the tap of the accelerator... why would 4000rpm wait be acceptable?

any cam timing spool benefits can just as easily or equally done to a 3071 right? so what's the point in flaunting this?

and in the end... i'm not gonna compare what i wanna do wtih my car to what you wanna do wtih yours... cuz i already stated waht i wanna do... and i don't think you're gonna tell me that the gt35r is perfect for that...
The 3071 is a great turbo no doubt. But i can gaurantee you that anything over 4000-4500rpms and the GT35R wil make more power then the 3071. So look into it you wont get the 3071 to hit full boost any faster then 3000rpms maybe 2800 at best giving you the benefit of the doubt. So your whole 1000-1500rpms of more power you will be making over the 35R really that much better compared to the 3500-4000rpms more power the 35R will make?

Im not trying to fight with you im just giving facts so other people that read this thread dont go off someone that doesnt know what the hell they are talking about.

Chris
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Old Apr 12, 2005 | 06:35 AM
  #69  
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Chris

You certainly have impressive mods and power output. What do you do with it??

This discussion is really application driven. Are you a autocrosser?, a drag racer?, a track racer?, a legal open road racer?, or are you just another street punk??

Different turbos have different intentions and applications. So much of what I see posted on these threads seem oriented to bragging rights, and justifications of what they have and what great choices they made.

Very, very, very few of the members on this board do more than pontificate and posture. I do agree with you that most are clueless. There is so much misinformation bandied about here that as a rule of thumb you are best off disregarding nearly everything.

The sad thing is I think there are a lot of people who are really trying to learn more, to use this as a place to learn more about their cars. To get help with their problems. Here everyone is an "expert".

EB
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Old Apr 12, 2005 | 07:27 AM
  #70  
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Actually everything in that mod list is pretty much sold. I got sponsored and now we are going all out. PM me for details. But we are making some really cool products for the evo now so lookout fot that.

Anyway i drag race personally. Not much for autox or street racing really. I would love to road race but there is no track around me.

Anyway yah your right it just bugs me when someone bad talks somthing else that they really have no clue about the benefits and the weaknesses of the product in question. So even though it can be a very good product for the money people wont even look at it becouse of what they hear. ::SAD::SAD::

CHRIS

Originally Posted by eddybear
Chris

You certainly have impressive mods and power output. What do you do with it??

This discussion is really application driven. Are you a autocrosser?, a drag racer?, a track racer?, a legal open road racer?, or are you just another street punk??

Different turbos have different intentions and applications. So much of what I see posted on these threads seem oriented to bragging rights, and justifications of what they have and what great choices they made.

Very, very, very few of the members on this board do more than pontificate and posture. I do agree with you that most are clueless. There is so much misinformation bandied about here that as a rule of thumb you are best off disregarding nearly everything.

The sad thing is I think there are a lot of people who are really trying to learn more, to use this as a place to learn more about their cars. To get help with their problems. Here everyone is an "expert".

EB
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Old Apr 12, 2005 | 10:27 AM
  #71  
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From: San Diego
My favorite set ups are the following



Ball bearing 50trim, equal length manifold, 2.0, (great daily driver set up)
easy 400whp on pump


GT35R, equal length manifold, 2.0, 2.3 or 2.4, (great power, slower spool)
450whp-500whp on pump



We have had great success with these two set ups and recommend the following 2 kits to most customers. Another great street turbo is the GT30R/3052.
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Old Apr 12, 2005 | 10:50 AM
  #72  
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From: Milwaukee, WI
Originally Posted by 2k4EvoVIII

Anyway yah your right it just bugs me when someone bad talks somthing else that they really have no clue about the benefits and the weaknesses of the product in question. So even though it can be a very good product for the money people wont even look at it becouse of what they hear. ::SAD::SAD::

CHRIS
I agree 200%. Especially on this board...
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Old Apr 12, 2005 | 06:06 PM
  #73  
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absolutely... i know nothing... i hope you'd be able to keep up with me in the canyons.
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Old May 10, 2005 | 10:44 AM
  #74  
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From: Miami
Originally Posted by RnR Racing
My favorite set ups are the following



Ball bearing 50trim, equal length manifold, 2.0, (great daily driver set up)
easy 400whp on pump
This is not the one listed on ur site is it?
I thought it was standard bearing..

Last edited by EVOLUTIONIZE; May 10, 2005 at 10:51 AM.
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