S2000 Under The Hood S2000 Technical and Mechanical discussions.

Forging the S2000 Turbo path... again...

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Old Feb 9, 2003 | 05:16 PM
  #11  
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I am designing a turbo kit and plan to offer it to the any serious performance people in the S2000 community. The kit will be installed on my car with the a new Garrett turbo setup. Once I have everything completed I will discuss specs to those who are interested in getting one for themselves. As some of you may know this is Garrett's latest turbo technology and has proven to create huge power and be very reliable. I intend to offer the kit with this turbo setup, or a smaller turbo if requested. (GT25, or GT30)

I am currently installing/fabricating and tuning a turbo kit on another S2000 here, which is a T3/T4 hybrid. I expect to make around 350 rwhp or so with that with minimal engine work. I am finished with the kit on that one, and already have it running. I will soon (next couple days) be driving it daily to finish the tune.

Lastly, I have another black S2000 arriving on Wednesday which will have my turbo kit installed on it which is a T61 turbo (huge!) with a Simon motor in it. I expect huge power numbers out of that...

I will post pictures once everything is done in the next couple weeks.

Larry, I assume that you're thinking that this turbo is going on the black S2000?? This is my new turbo... (end Larry specific portion of message)

Please post questions on the forum rather than PM as I don't want to discuss details yet

Chris
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Old Feb 9, 2003 | 07:55 PM
  #12  
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look at his post about selling the SpeedCraft kit, he was joking about NA. If you read his other posts as well he descibes that Mike Simon and him are working on a larger turbo kit because the turbonetics turbo that comes with the SpeedCraft was too small for his purposes. What size turbo is this? I will be using a 56 trim HKS 3037s with 1.01 A/R or Garrett's closest equivalent, the 500hp Garrett GT turbo which i believe is the GT30 size. Let me know Chris. Thanks. -Anthony
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Old Feb 9, 2003 | 07:59 PM
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Here's what I was told by a very knowledgeable mechnaic/tuner: "The reason I say resist the urge on fitting a smaller A/R is thermal management. With your low octane fuel (93 octane), your kits will be more prone to detonation with increased exhaust temperatures and pressure. The key to getting loads of grunt out of an F20C engine with a simple bolt-on turbo kit is to keep the temps & pressures low... On the exhaust side. The amount of boost on the intake side is enough to get the job done. On the up-side of using the 3037S, the compressor emits an intimidating hiss as it spools up & has an aggressive whine under boost (once spooled) as the car accelerates." Let mw know your thoughts on this Chris as it seems we are going in sonewhat similar directions but chosing different trim GT turbos whether they be Garrett or HKS as Garrett makes HKS turbos. Thanks, Anthony
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Old Feb 10, 2003 | 03:12 AM
  #14  
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With the manifold that I am building I don't expect there to be any back pressure issues. Also the exhaust side will be the same as your exhaust housing. I have a pretty good size wheel in the exhaust housing (I believe the same size as yours) which won't be any sort of restriction. The intake side I believe is a GT40 housing.

If everything goes well I should have the manifold done by this weekend. As soon as the T61 S2000 arrives I will start the manifold first. If you're interested in using the manifold with your HKS I can send you pictures of it when it's done.

Chris
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Old Feb 10, 2003 | 09:54 AM
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I will be using the manifold as seen on the Hypertune kit 2 years back that made 328whp at 6psi. I know you have seen that one. I will be either using the HKS 3037s or the nearest Garrett equivalent, the 500hp Garrett GT.
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Old Feb 10, 2003 | 10:00 AM
  #16  
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Chris,
If someone already has the Speedcraft kit, what would they need to upgrade to your kit? Assuming they already have the AEM EMS.

Thanks,
Eric
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Old Feb 10, 2003 | 10:22 AM
  #17  
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chris - are you sticking with EMS and will this be offered programmed with your kit?
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Old Feb 10, 2003 | 10:52 AM
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Certainly, you'd just have to take someone else's kit off first

In a few posts back I said "serious performance people", (stepping in to flame proof suit) which in my mind also means "using EMS system". Basically, yes, I am sticking with the EMS system, I am having alot of success with it, and I am currently programming them on the red S2000, and will be installing it on the T61 S2000 also. I think anyone with a turbo would be insane not to use it.

Anthony, I don't know how involved you are with Hypertune, but if you haven't sent over any cash yet. you may be interested. I will keep you up to date. The Hypertune setup is very nice, and in my mind it is a role model for what I am trying to do. Of course I plan to make improvements...

Chris
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Old Feb 10, 2003 | 11:20 AM
  #19  
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thanks chris - hey I got no problems with the EMS - it does appear a daunting task to tune, that doesn't mean it's bad. I personally am interested in the greddy e-manage simply because I get to keep the stock ecu. For some reason I'm not emotionally ready to rip out the stock one, I don't know why

this looks cool, thanks for sharing.
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Old Feb 10, 2003 | 12:23 PM
  #20  
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No cash yet.....but lots soon! I basically get all my info and help from you and Adrian (formally of Hypertune). Funny how you both say the same things and go towards this kind of setup. Their manifold is awesome, the quality of turbo is top-of-line (with a nice pricetag to match), not too mention how great the polished piping looks. The turbos are bigger but because they are the new GT technology, they will spool up fast and the HKS 3037s and Garrett 500hp GT are incredible in terms of efficnecy and not giving off as much heat as a turbonetics ones. It is my role model too, but I have less cash to finalize everything! I hate having this bov here, and that intercooler there, and gauges ect. AEM EMS is a def, Motec wideband is a def, I cant see how you would spend over 7000-8000 on a kit for everything needed and have trouble paying another 2k on properly tuning everything (including timing), not too mention getting more power and better driveability as a result. It will be worth the expense. Thanks for your help and that Garrett GT lloks awesome! -Anthony
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