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

My R85 Dyno numbers

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Old Aug 3, 2005 | 01:09 PM
  #26  
pianoprodigy's Avatar
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Originally Posted by rxrotary2_7
Yes the original sheet was using a street port and had a Jaytech intake.

We have a local guy with a streetport running at 22/23lbs of boost and trapping 133mph with the stock intake tuned by Dee. We have to get a video of the car running or on the dyno. Reason there is not any rush to make a video is because no matter what is posted, it is always questioned/picked apart.
Keith, unfortunately, no other dynos have been posted of more than 15ish psi. I'd love to see one myself.
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Old Aug 3, 2005 | 01:44 PM
  #27  
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My intake is really small, the exhaust has 2 mufflers, and the motor uses stock ports, that explains to me the length of time it takes to spool, yada, yada. Honestly I don't really care, it runs great, sounds awesome (turbo and exhaust) and has just the right amount of power for the traction.

Here's a vid of some in car sounds. (this is a computer generated video and no laws were broken making this video )

http://onyxz32.sagemind.com/XanderRX7vsGSXZ06.wmv


X...
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Old Aug 3, 2005 | 02:25 PM
  #28  
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Your car spools up sooner than Max's car. That was the question, the only other thing I could think of is that maybe max has some restriction on the exhaust path.




Originally Posted by aREX4X
My intake is really small, the exhaust has 2 mufflers, and the motor uses stock ports, that explains to me the length of time it takes to spool, yada, yada. Honestly I don't really care, it runs great, sounds awesome (turbo and exhaust) and has just the right amount of power for the traction.

Here's a vid of some in car sounds. (this is a computer generated video and no laws were broken making this video )

http://onyxz32.sagemind.com/XanderRX7vsGSXZ06.wmv


X...
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Old Aug 3, 2005 | 02:34 PM
  #29  
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http://www.teamfc3s.org/forum/member...hp?img_id=8937
heres my 18 psi PT67. Car made 480@20, and 506 @ 23 . (yes, I just cannot shut up about it, it was a very long time coming)Carl
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Old Aug 3, 2005 | 02:39 PM
  #30  
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Are you stalking me carl? j/k


Originally Posted by Carl Byck
http://www.teamfc3s.org/forum/member...hp?img_id=8937
heres my 18 psi PT67. Car made 480@20, and 506 @ 23 . (yes, I just cannot shut up about it, it was a very long time coming)Carl
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Old Aug 3, 2005 | 03:03 PM
  #31  
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Carl's chart added to the comparison:

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Old Aug 4, 2005 | 04:06 AM
  #32  
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Originally Posted by aREX4X
My intake is really small, the exhaust has 2 mufflers, and the motor uses stock ports, that explains to me the length of time it takes to spool, yada, yada. Honestly I don't really care, it runs great, sounds awesome (turbo and exhaust) and has just the right amount of power for the traction.
That could be it...
None of the other R85 graphs drop it's torque as quickly as yours.
This implies restriction or turbine too small.
I don't think it's intake, as your low end power is superior...?


-Ted
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Old Aug 9, 2005 | 05:14 PM
  #33  
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Superior low end, but not at the top end sounds like exhaust restrictions to me, but [crybaby]I don't want my car any louder than it alrealy is [/cry-baby]

X...
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Old Aug 9, 2005 | 05:50 PM
  #34  
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nice vid, whats done to the z06 ???

I'll be in the R85 club sometime in the next week

anybody have the wastegate routed back into the DP instead of the dump ?

Last edited by SpiritRex7; Aug 9, 2005 at 06:07 PM.
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Old Aug 10, 2005 | 02:28 AM
  #35  
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Originally Posted by pluto
I just noticed that apex's car made alot of torque for the boost level he's running.
The boost control for my RX6 dyno was messed up. It would spool up to 15 psi and then drop off to 12-13 psi by 7000 RPM (the power peak).

-Max
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Old Aug 10, 2005 | 10:24 AM
  #36  
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No Max, that's not what I meant in comparison. I was actually comparing your R85 dyno chart vs. apex's dyno chart. Eventhough boost was different between both cars, it should have similar characteristics (which looks like two totally different turbo kit from the chart).

Unless I'm color blind, the purple lines are yours and the baige color lines are apex's...


Originally Posted by maxcooper
The boost control for my RX6 dyno was messed up. It would spool up to 15 psi and then drop off to 12-13 psi by 7000 RPM (the power peak).

-Max
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Old Aug 10, 2005 | 03:40 PM
  #37  
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Oh, do you mean aREX4X dyno versus my R85 dyno? I thought you meant my R85 dyno versus my (A'PEXi) RX6 dyno. I think you might be color blind, as I don't see any beige. aREX4X's dyno lines are cyan.

-Max
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Old Aug 10, 2005 | 04:57 PM
  #38  
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crap, i meant cyan and not beige. but his spool up is definately much faster. What are the differences between yours and his?


Originally Posted by maxcooper
Oh, do you mean aREX4X dyno versus my R85 dyno? I thought you meant my R85 dyno versus my (A'PEXi) RX6 dyno. I think you might be color blind, as I don't see any beige. aREX4X's dyno lines are cyan.

-Max
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Old Aug 11, 2005 | 09:13 AM
  #39  
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Originally Posted by SpiritRex7
nice vid, whats done to the z06 ???

I'll be in the R85 club sometime in the next week

anybody have the wastegate routed back into the DP instead of the dump ?
That Z06 had the basic bolt ons, full exhaust, and intake.

I did dump my wastegate back into my exhaust (that's why it's not that loud). maybe that's why the curves are different.

x...
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