Single Turbo RX-7's Questions about all aspects of single turbo setups.

A-Spec GT35R initial dyno

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Old Nov 26, 2004 | 10:50 PM
  #51  
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From: A pale blue dot
Originally Posted by RETed
No, I didn't mean to disagree with you.
I meant to agree!

I just wrote this up, and it is consistent with your statements!

http://fc3spro.com/TECH/TURBO/compmap.html


-Ted
Oh haha, well actually what happened was that I saw your post and then nyt's below and I thought it was all one post (small screen size here) so I thought you were trying to show that the 60-1 and the T61 were the same... but it was actually your comment here, then nyt's maps in another post... hehe

Edit*** Cool writeup!

Last edited by Wargasm; Nov 26, 2004 at 10:52 PM.
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Old Nov 26, 2004 | 10:51 PM
  #52  
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From: A pale blue dot
Originally Posted by nyt
although your choice of x axis points are semi random, since cfm is related to both boost and rpm, it will give someone a decent idea
Oh, the green lines aren't meant to mean anything on the X... I just kinda threw them on there like you said.
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Old Nov 26, 2004 | 11:01 PM
  #53  
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From: long island
Originally Posted by Wargasm
Oh, the green lines aren't meant to mean anything on the X... I just kinda threw them on there like you said.
i was replying to ted =]
sorry
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Old Nov 27, 2004 | 06:20 AM
  #54  
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From: n
Originally Posted by nyt
although your choice of x axis points are semi random, since cfm is related to both boost and rpm, it will give someone a decent idea
Yeah, it wasn't meant for you, since you already know all of this ****.
It was a very general write-up for someone who has no idea what to look for in a turbo.
We can push the CFM up to the 500hp level, but owners who start to make that kinda power should already know how to read the compressor maps in the first place.


-Ted
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Old Nov 30, 2004 | 01:22 AM
  #55  
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What is full boost by? anyone know?
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Old Nov 30, 2004 | 11:34 AM
  #56  
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From: look behind you
What is full boost? If you mean your 15lbs on stock ports 3500rpm depending on porting you can bring that down some. This is with the 1.06 housing.

-Sean

Last edited by Zero R; Nov 30, 2004 at 11:38 AM.
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Old Nov 30, 2004 | 02:31 PM
  #57  
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Thats what i wanted to know. Thanks
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Old Nov 30, 2004 | 05:32 PM
  #58  
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Originally Posted by Zero R
What is full boost? If you mean your 15lbs on stock ports 3500rpm depending on porting you can bring that down some. This is with the 1.06 housing.

-Sean
I saw full boost (12 PSI on this dyno try) at about 3900 RPM. This is somewhat lower due to cracking pressure on the wastegate. That is, I was controlling boost using the WG spring only. This method doesn't apply any pressure to the other side of the WG diaphram. Add a little pressure (via a boost controller, of course) and, viola- I get full boost by 3400 to 3500 RPMs on stock port motor.

Clutch doesn't seem to like that, though :>

Gene
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Old Dec 3, 2004 | 11:40 PM
  #59  
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For all the people givin me flack when i say "full boost" I am referring to what ever you have it set at. I know you have to specify what yours is set at but I mean come on use some common sense.

Just had to clear that up it was buggin me
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Old Dec 4, 2004 | 01:53 PM
  #60  
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From: look behind you
I don't think anyone is giving you flack for saying full boost. You never specified what boost, I only knew because of the other thread. If you think about it me having it set at 10lbs wouldn't answer your 15lbs question would it? Here is everything you could need to know for what you have asked. 7lbs-2600 10lbs-3000 15lbs-3500 I have installed and tuned more of these than probably anyone. Those numbers may very slightly on a stock motor for various reasons but that is about it.
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Old Dec 4, 2004 | 02:47 PM
  #61  
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Yeah thats what i am talkin about, I was gettin flack in the other thread also
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Old Sep 11, 2005 | 02:07 PM
  #62  
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Hey Gene any updates on the dyno results?

Where did you get the sprung hub RPS clutch from?
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