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evo 8 turbo vs evo 9 turbo

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Old Dec 2, 2006 | 05:19 PM
  #76  
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Originally Posted by elhalisf
I just finished putting mine in and came by from the dyno.

It is incredible how much FASTER the evo 9 turbo spools up over the 8. that is the first thing i felt. and the power transition is much smoother, and it holds more boost to redline. i love this turbo!
Do you have any numbers? Before and after dyno sheets? Please post them if you have them.
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Old Dec 2, 2006 | 05:19 PM
  #77  
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I can most definatley say there is a significant difference in spool up. And this was with the stock LICP, instead of the RMR LICP i had on there before.
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Old Dec 2, 2006 | 05:22 PM
  #78  
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I will post up HP numbers from my datalog lab software soon. however, i just came back from buschur, and i did 290hp on his dyno, tunning it my self.
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Old Dec 2, 2006 | 05:25 PM
  #79  
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That doesn't make sense - others have reported about a 200rpm loss in spool on an VIII. Even if there was a 200rpm gain in spool, it wouldn't be described as "incredible." Interesting...
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Old Dec 2, 2006 | 05:32 PM
  #80  
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I dont understand too. when i had my stock turbo, i would see 22psi at about 2900rpm. now i am hitting 24psi at around 2800rpm, that is, from what i can see from the gauge. but ignoring the gauge part, i can definatley feel it. I LOVE IT!
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Old Dec 2, 2006 | 05:44 PM
  #81  
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Gotta love placebo mods.
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Old Dec 2, 2006 | 06:57 PM
  #82  
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Originally Posted by elhalisf
I will post up HP numbers from my datalog lab software soon. however, i just came back from buschur, and i did 290hp on his dyno, tunning it my self.
What were your numbers before you installed the 9 turbo?
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Old Dec 2, 2006 | 08:34 PM
  #83  
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2800 and 2900 rpm? Wtf? Did you mean 3800 and 3900? I never hit that much boost even in 6th gear with any combination of mods.
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Old Dec 2, 2006 | 09:54 PM
  #84  
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We already went through this before on a previous thread. Thats what i see on the boost gauge.
however, on BR's dyno, i showed 24psi hitting at around 3650 rpm.
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Old Dec 2, 2006 | 10:09 PM
  #85  
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Originally Posted by nj1266
What were your numbers before you installed the 9 turbo?
well, like i said, i want to get my new tune data logged on data log lab to make a direct comparison. last time i averaged out at 340hp and 350 tq on the software.
when i dyno'd it and pure tunning's MD dyno, i made 300hp/312tq with afr @ 11.5. they said its configured to read 10-15% less than a dyno jet.
So i slapped on the evo 9 turbo, removed the rmr licp (will not fit with the 9) and added the rmr uicp.

I just came back from BR's dyno, and i made 289hp/276tq with afr @ 11.8. From Buschur's post, his dyno read about 20-25% less than a dyno jet.

Whats intresting is that i made lower torque than hp this time. It could be because of the stock licp, so i will see.
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Old Dec 2, 2006 | 10:10 PM
  #86  
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I have n evo 9 Turbo for sale,

pm me with offers
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Old Dec 4, 2006 | 10:48 PM
  #87  
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Hypothetical question for y'all, and slightly OT:
If a stock Evo8 turbo can make a 2.0L I4 hit full boost (19psi) at ~3250rpm, wouldn't it be reasonable to assume that it would make a 2.8L I4 hit full boost (~10psi) at ~2250rpm assuming it had a low-backpressure exhaust and small (stock) cams?
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Old Dec 4, 2006 | 10:57 PM
  #88  
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Originally Posted by hydra
Hypothetical question for y'all, and slightly OT:
If a stock Evo8 turbo can make a 2.0L I4 hit full boost (19psi) at ~3250rpm, wouldn't it be reasonable to assume that it would make a 2.8L I4 hit full boost (~10psi) at ~2250rpm assuming it had a low-backpressure exhaust and small (stock) cams?
No
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Old Dec 5, 2006 | 08:13 AM
  #89  
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Originally Posted by C6C6CH3vo
No
What makes you say that? I figured that assuming similar volumetric efficiencies, both engines should be feeding the turbine with comparable mass flows...

Oh, and btw its C6H5CH3
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Old Dec 5, 2006 | 08:50 AM
  #90  
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Originally Posted by hydra
What makes you say that? I figured that assuming similar volumetric efficiencies, both engines should be feeding the turbine with comparable mass flows...

Oh, and btw its C6H5CH3
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