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Old 02-04-2012, 01:03 PM   #1
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Sorry about that, should be good now.
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Old 02-04-2012, 01:04 PM   #2
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How much was this?

I have a fresh 2871 on my SR and I am rebuilding right now. I might sell the 2871 and get this bad boy.
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Old 02-04-2012, 01:11 PM   #3
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Finally some pics! and not only that, pics include the housing that enables external wastegate mounting! I have been considering converting over to the T25-EWG-44 housing on my current 2871R but so little info exists from actual users.

By the way, ATP sells a v-band 90 degree bend elbow so that you can mount a standard 44mm Tial v-band at whatever angle you want. It's much more convenient than trying to fit the wastegate directly on the housing. $69



MVR 44mm Wastegate 90 Deg Elbow, 100% 304 Stainless : atpturbo.com
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Old 02-04-2012, 01:19 PM   #4
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44mm is hella overkill for that little turbo. lol
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Old 02-04-2012, 06:19 PM   #5
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44mm is hella overkill for that little turbo. lol
I had no issues with the gt2860rs and the tial 44v. Considering this turbo is good for nearly 40psi, I say a 44mm wastegate is fine.
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Old 02-04-2012, 06:37 PM   #6
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I am very interested to see what you do with this turbo on the SR20 since I have been looking at the GTX3071 and 3076 setups for my KA-t.

I'm not shooting for high numbers as much as I am shooting for response time.

Can't wait to see a dyno graph.
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Old 02-04-2012, 01:25 PM   #7
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oh please provide dyno charts

please
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Old 02-04-2012, 07:23 PM   #8
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This looks promising... I'm currently building a VVL setup with a GTX3076R w/ a .82 hotside.
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Old 02-04-2012, 07:36 PM   #9
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^ Awesome avatar ^ LoL
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Old 02-05-2012, 10:34 AM   #10
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Who did you buy this from?
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Old 02-05-2012, 02:37 PM   #11
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I bought the turbo from atp. It's about 1600 plus shipping. Shipping was around 40 for me. Plus 400 for the external gate. Might need some other miscellaneous stuff depending on your current set up.
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Old 02-05-2012, 03:38 PM   #12
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I'm on a 2871 external set up. Only thing I would need to change is the piping I think.

Is it really good for nearly 40psi? What's the power output supposed to be do you know?
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Old 02-07-2012, 12:28 AM   #13
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I'm on a 2871 external set up. Only thing I would need to change is the piping I think.

Is it really good for nearly 40psi? What's the power output supposed to be do you know?
The Compressor map shows 40+ lbs/min of air flow. Not real sure of the power out put of the turbo, but hopefully we will all see real soon.
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Old 02-07-2012, 08:48 AM   #14
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I'm on a 2871 external set up. Only thing I would need to change is the piping I think.

Is it really good for nearly 40psi? What's the power output supposed to be do you know?
The gtx2867r will bolt in place of your current chra, you can keep the same exhaust housing/downpipe etc. The new compressor housing should be identically placed as the 71r's so your intercooler piping should bolt on in the same position. Additionally the turbo's inlet is the same 3" opening size. Unless you've opted for different housings you should be able to just swap the chra and compressor housing and go.

Compressor map shows this turbo is good for peak of 2.7 bar (39psi) but will bleed back down to 2.5bar (36psi) towards the top of the map. Depending how well your engine flows , you should be able to get a safe 30-35psi out of this turbo without overspinning it.

Additionally you can get this turbo for 1283.49 shipped from top speed. http://www.topspeedparts.com/Garrett...ger-gtx28.html
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Old 02-09-2012, 09:46 PM   #15
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The gtx2867r will bolt in place of your current chra, you can keep the same exhaust housing/downpipe etc. The new compressor housing should be identically placed as the 71r's so your intercooler piping should bolt on in the same position. Additionally the turbo's inlet is the same 3" opening size. Unless you've opted for different housings you should be able to just swap the chra and compressor housing and go.

Compressor map shows this turbo is good for peak of 2.7 bar (39psi) but will bleed back down to 2.5bar (36psi) towards the top of the map. Depending how well your engine flows , you should be able to get a safe 30-35psi out of this turbo without overspinning it.

Additionally you can get this turbo for 1283.49 shipped from top speed. Garrett GTX2867 Billet Wheel Turbocharger - New GTX Series Turbo Avaliable Now

Where the heck did you pull this outta your ass from? The GTX2876 will NOT bolt into a GT2871R.... The housings are not interchangeable cause the compressor wheel is different. Already checked with someone from Garrett....
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Old 02-10-2012, 08:21 AM   #16
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Where the heck did you pull this outta your ass from? The GTX2876 will NOT bolt into a GT2871R.... The housings are not interchangeable cause the compressor wheel is different. Already checked with someone from Garrett....
Of course the compressor hsg is different, it's a different wheel and trim. But the turbine housing and wheel IS the exact same between the turbos. Hence why the GTX2867R is sold without a turbine hsg.

Get your facts straight before acting like an arse...
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Old 02-10-2012, 09:38 AM   #17
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Quote:
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Of course the compressor hsg is different, it's a different wheel and trim. But the turbine housing and wheel IS the exact same between the turbos. Hence why the GTX2867R is sold without a turbine hsg.

Get your facts straight before acting like an arse...
I did misread his post, my bad... he was just talking about the exhaust housing, but doesn't the exhaust housing have a twin scroll option vs your standard gt2871R standard housing?
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Old 02-19-2012, 06:24 PM   #18
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Where the heck did you pull this outta your ass from? The GTX2876 will NOT bolt into a GT2871R.... The housings are not interchangeable cause the compressor wheel is different. Already checked with someone from Garrett....
way to introduce yourself.

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Old 02-07-2012, 12:17 AM   #19
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Okay, so i got my wastegate today, took it to my shop and went to bolt it up. Regretfully it did not fit. The top of the gate hit the strut tower and still needed a good 1/2 inch to clear, not to mention the banjo bolt for the top vent. So i decided to fab up my own elbow. After a few hours of cutting and welding i had it all where i thought it would work best. Pretty bummed that everything didnt bolt up to the housing, but still happy with the end result.





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Old 02-07-2012, 06:18 AM   #20
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You should've known that it wasn't going to fit in-between the motor/strut tower, however I do like your final placement. How close is it to the BMC/booster? When are you going to get tuned?
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Old 02-07-2012, 09:40 AM   #21
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Do they make a 5 bolt turbine housing without the external flange and just a blocked off internal?

I want this turbo so bad lol
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Old 02-07-2012, 09:53 AM   #22
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Do they make a 5 bolt turbine housing without the external flange and just a blocked off internal?

I want this turbo so bad lol
Isn't that how your 2871 is set up? If it's true that one could just switch turbine housings, you could just get the turbo with no turbine housing and swap yours on.

Garrett GTX2867R Dual Ball Bearing Turbo - less turbine housing : atpturbo.com
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Old 02-07-2012, 12:09 PM   #23
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My 2871 internal is welded shut.

I don't want to switch housings I want to straight up sell the 2871 and get the gtx lol
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Old 02-09-2012, 08:17 PM   #24
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this is awesome.. im excited to see what kind of numbers your putting down..

i wonder if that exhaust housing is efficient or would be better flow with a wastegate on the manifold..

and i would like this a whole lot more if you had a tomei or full race style manifold
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Old 02-09-2012, 08:29 PM   #25
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Yeah i wish i had either of those. But i decided to focus my money on other things. I figure since im a welder i can prob weld the stainless if it cracks any way.
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Old 02-10-2012, 06:59 AM   #26
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Can't wait to see some actual numbers!

We have a group buy going on these on another site (will be adding it here as soon as they get back to us) as we are also very excited about this turbo. Better spool than the 2871r with the similar power output potential.
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Old 02-10-2012, 07:35 AM   #27
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Interesting placement with the external gate on the pre flanged ATP housing, at least we all know now definitivly that it will not fit without some well placed fabrication. I'm curious as to how to how close it is the steering shaft.

Personally, I'm still a fan of how we have JPC put them atop the manifold (which we'll be doing a different setup with the 2 bolt flanged turbos soon) as the MVS is no where near the BMC that way, and out of the way of everything.


COol stuff though. When are your planned power pulls? My entire turbo setup is off my car, and dare I say, awaiting your results to see which way I go.

However if you're far out, I'll probably just follow through my gut and get one too...I'm hoping to have it back on the dyno by mid march if I do go through with it
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Old 02-10-2012, 03:36 PM   #28
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Interesting placement with the external gate on the pre flanged ATP housing, at least we all know now definitivly that it will not fit without some well placed fabrication. I'm curious as to how to how close it is the steering shaft.

Personally, I'm still a fan of how we have JPC put them atop the manifold (which we'll be doing a different setup with the 2 bolt flanged turbos soon) as the MVS is no where near the BMC that way, and out of the way of everything.


COol stuff though. When are your planned power pulls? My entire turbo setup is off my car, and dare I say, awaiting your results to see which way I go.

However if you're far out, I'll probably just follow through my gut and get one too...I'm hoping to have it back on the dyno by mid march if I do go through with it
If everything goes as planned I am hoping to have it on a dyno by the end of next week. Also, are you speaking of the stock cast manifold that they are attaching the wastegate to? If so do you know the process they are using to attach? I just welded one up for an rb motor, and used a stainless tube on the top of the mani. It was my first time working with cast but it seemed to work well. I do know that cast isnt the easiest to attach a disssimilar metal to, and if not done with the right material can can lead to cracks. I used 99ni rod to weld it up. Just looking for more info on working with these materials, thanks.
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Old 02-11-2012, 08:36 AM   #29
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If everything goes as planned I am hoping to have it on a dyno by the end of next week. Also, are you speaking of the stock cast manifold that they are attaching the wastegate to? If so do you know the process they are using to attach? I just welded one up for an rb motor, and used a stainless tube on the top of the mani. It was my first time working with cast but it seemed to work well. I do know that cast isnt the easiest to attach a disssimilar metal to, and if not done with the right material can can lead to cracks. I used 99ni rod to weld it up. Just looking for more info on working with these materials, thanks.
I personally do not know the rod or settings Jay uses with that stuff, I end up helping afterhours with installations and mock up stuff. He's the welder, and while I should know more (as it's in my personality) it's usually so hectic that I don't have time to ask the questions as we're getting cars in and out, or setting up equipment)

I can ask him though, and send you a PM.



Also, anxiously awaiting your dyno work. Did you previously dyno the car with a 2871?
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Old 02-10-2012, 10:16 AM   #30
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So this turbo doesn't come with the turbine housing and you have to buy it separate?
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