LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Anyone Running the new STS Turbo Setup?

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Old Dec 23, 2004 | 12:27 AM
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Default Anyone Running the new STS Turbo Setup?

I got the latest issue of Chevy High Performance Last week and read the article about the rear mounted STS turbo kit for LT1/LS1 F-bodies. They put the kit on 2 bone stock F-bodies (1 LT1 and 1 LS1). Here were the RWHP dyno results bone stock and at 7 psi

LT1

Stock: 273 RWHP
Only STS Turbo and 7 psi: 385 RWHP

LS1

Stock: 311 RWHP
Only STS Turbo and 7 psi: 450 RWHP

The number for the LT1 were a little low especially when compared to the LS1. The thing that caught me about this kit was not the power increase but the location of the turbo. It mounts under the car where the muffler normally sets. With better tuning, more boost and boltons ofcourse you could really squeeze some power out of this setup I think. Make for great sleeper effect too with the turbo under the car . Anyone running this setup?
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Old Dec 23, 2004 | 01:50 AM
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The only thing i dont like about this system is that someone could very easy take a baseball bat or hammer to it, or simply take a hack saw and cut off the tail pipe right after it and steal your whole turbo and you would be out of 3 grand or however much it costs, its sad but its the world we live in, i woudlent want sumthing that expensive out in the open.
Also i could be completely wrong on this so maybe someone can correct me but if it would have to travel back up the car wouldent there be alot of turbo lag? I have no idea but also arent high compression engines not made to last very long on boost? Im not saying its not cool though because i think it is pretty sweet.
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Old Dec 23, 2004 | 08:10 AM
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They are runnning very low boost 5-7psi. They are expensive too 3700$ for the lt-1 setup. A friend and I are have a old turbo lying around and all the tubing and such, we were going to see if we could fab one up. Who knows though...
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Old Dec 23, 2004 | 08:26 AM
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Originally Posted by METALBEAST
I got the latest issue of Chevy High Performance Last week and read the article about the rear mounted STS turbo kit for LT1/LS1 F-bodies. They put the kit on 2 bone stock F-bodies (1 LT1 and 1 LS1). Here were the RWHP dyno results bone stock and at 7 psi

LT1

Stock: 273 RWHP
Only STS Turbo and 7 psi: 385 RWHP

LS1

Stock: 311 RWHP
Only STS Turbo and 7 psi: 450 RWHP

The number for the LT1 were a little low especially when compared to the LS1. The thing that caught me about this kit was not the power increase but the location of the turbo. It mounts under the car where the muffler normally sets. With better tuning, more boost and boltons ofcourse you could really squeeze some power out of this setup I think. Make for great sleeper effect too with the turbo under the car . Anyone running this setup?
Not much of a sleeper since the turbo isnt muffled.
THats all you here is the turbine spinning out the short tail pipe.
As for those HP's, The LT1 doesnt seem to do much justice compared to ls1. Its rather humiliating seeing a 65hp difference between LTvs.LS!

We have quite a few cars w/ this mod down in my neck of the woods!
Seem them run on the track. Not very impresive! Although one was an automatic that had no stall! So he didnt boost til mid track!!

Last edited by BRENTT94Z; Dec 23, 2004 at 08:44 AM.
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Old Dec 23, 2004 | 04:41 PM
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I think when the price comes down on this item it will be worth the time. Good idea for an already cramped engine bay.
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Old Dec 23, 2004 | 04:52 PM
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ground clearence is gonna suck and if you have subframe connectors the drivers side one will be in the way of the return tube for the turbo.
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Old Dec 24, 2004 | 05:59 AM
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imagine street racing with this. you can be like its stock! pop the hood and everything. take of the z28 badges, single outlet pipe, and pass it off as a v6 with an exhaust leak. make some cash
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Old Dec 24, 2004 | 09:49 AM
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Unmuffled turbo is not too stealthy at all, sadly.
V6 with an exhaust leak sounds creative... :p

-J
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Old Dec 24, 2004 | 10:51 AM
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Originally Posted by AnthonyConstant
imagine street racing with this. you can be like its stock! pop the hood and everything. take of the z28 badges, single outlet pipe, and pass it off as a v6 with an exhaust leak. make some cash
My thoughts exactly. That in my book is what stealth is about. I mean, you can't hear a turbo when the beast is parked
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Old Dec 24, 2004 | 12:18 PM
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LT1 stock compared to LS1 stock with power adders, the LT1 will make less. For one the LS1s make more power than us, their heads flow better so they can make more power with less or the same amount of boost via the same size turbo. I saw the set up at Thunder, the pipes hang way to low under the car.
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Old Dec 24, 2004 | 12:23 PM
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Originally Posted by AnthonyConstant
imagine street racing with this. you can be like its stock! pop the hood and everything. take of the z28 badges, single outlet pipe, and pass it off as a v6 with an exhaust leak. make some cash
I just say my hood latch is broke.
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Old Dec 24, 2004 | 01:28 PM
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Originally Posted by AnthonyConstant
imagine street racing with this. you can be like its stock! pop the hood and everything. take of the z28 badges, single outlet pipe, and pass it off as a v6 with an exhaust leak. make some cash
But as soon as u pop the hood i think the only one ur gonna convince is some import guy that doesnt know what the heck hes lookin at.
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Old Dec 24, 2004 | 05:52 PM
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Originally Posted by lastcall190
Unmuffled turbo is not too stealthy at all, sadly.
V6 with an exhaust leak sounds creative... :p

-J
Yea i had a guy convinced my z was a v6, he wanted to run for slips in a 240sx.

i told him it was just headers and not exhaust after thats why its so lound " i can make yours like that too!"
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Old Dec 25, 2004 | 08:02 AM
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just think what happens when you accidently go through a big puddle of water..... big *** straw..... they guy at STS assured that the lag isnt that bad..... BULLSHIT they even have that kit for trucks.... WHY????? hello parish..... hes got a great turbo setup and it fits great in the engine bay... anyways
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Old Dec 25, 2004 | 10:50 AM
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Either way when u hear a v8 car spool and let the blowoff valve go u know ur amazed EVERY time!
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Old Dec 25, 2004 | 01:38 PM
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Originally Posted by greaemonkeygi
just think what happens when you accidently go through a big puddle of water..... big *** straw..... they guy at STS assured that the lag isnt that bad..... BULLSHIT they even have that kit for trucks.... WHY????? hello parish..... hes got a great turbo setup and it fits great in the engine bay... anyways
That has been covered over and over again. While I don't care for the STS setup there shouldn't be any problem with warping or cracking from water. The turbo just doesn't get hot enough and there are plenty of folks who drive them consistently through rain and snow without any problems I've heard of.

Lag is noticeable....STS compensates by adjusting the AR which does help with the lag but also has an effect up top. Unfortunately I haven't been able to get any turbo maps from Rick although I've been asking him for quite a while.

It's been said before, this isn't a race kit.....you want a good little improvement on HP and don't want to spend a long time on install, STS is great. The only problem is that STS is no longer the least expensive turbo kit out there for LT1's....especially if you plan on running high boost and need to go with an intercooler.

For me, PTK is the way to go especially after seeing the traps on their 355 running 18psi....150mph with a PT76GTS.....yup, that seems the way to go to me.
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Old Dec 25, 2004 | 09:44 PM
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PTK dont have a camaro turbo kit.

i cant find it!
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Old Dec 28, 2004 | 01:43 AM
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A vette just dynoed in lubbock with a stroker motor and a STS turbo with 12lbs of boost 750rwhp

He runs 14lbs on the street and he has a 150shot, too bad a spex stage III cant hold the power.


Now thats a street racer

http://www.tkiu.com/jared/Pictures/DSC00457.JPG
http://www.tkiu.com/jared/Videos/MOV00430.MPG
http://www.tkiu.com/jared/Videos/MOV00429.MPG

Last edited by roadtrip120; Dec 28, 2004 at 01:54 AM.
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Old Dec 28, 2004 | 07:33 AM
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Originally Posted by AnthonyConstant
PTK dont have a camaro turbo kit.

i cant find it!
Just because you can't find it doesn't mean they don't have it.

http://66.70.20.245/store/scripts/pr...?idproduct=155

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Old Dec 28, 2004 | 07:48 AM
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Originally Posted by GhostZ
Just because you can't find it doesn't mean they don't have it.

http://66.70.20.245/store/scripts/pr...?idproduct=155

yea i found that like a while back infact its under my favortes!

but they have no price, its at 0 dollars so i figured they discontinued it
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