NA Motor Discussions regarding N/A KA24E, KA24DE, and SR20DE

3 Inch exhaust on na motor??

Old Mar 12, 2006 | 09:38 PM
  #16  
BigVinnie's Avatar
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Originally posted by LA_phantom_240
I thought that the saying went "too much backpressure is a bad thing"

Isnt there supposed to be a lil backpressure for scavenging or something?


Back pressure is only good if you need to pass smog and if you want smooth, strong pulses for scavenging. All that is needed is about 2%.

If you want to get rid of the rasp on that high RPM using the pacesetter you can always add a resonator. But why do that it will only decrease exhaust flow..... The rasp doesn't bother me, sounds good on the freeway.....

Last edited by BigVinnie; Mar 12, 2006 at 09:41 PM.
Old Mar 14, 2006 | 10:53 AM
  #17  
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hell yeah it does, oh and for future reference of everyone reading, it gets raspy about 4k, and loses its rasp at about 5k. Past there, its loud and clear. Very beautiful sounding exhaust indeed. I love the donkies it frees.
Old Mar 26, 2006 | 07:18 PM
  #18  
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From: So. Cal
Originally posted by ridesnowx4
i had a 2.5" hks hi-power before, great exhaust, but i need a 3" for my RB

so i got an Espelir JGT500R 3" catback and
its on my N/A KA and its fine, no loss in torque, but it is loud, oh well not for long

was the HKS Hi-power loud? I was thinking of purchasing that one for my s13
Old Mar 29, 2006 | 11:45 PM
  #19  
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I heard the Hi-power on my friends S14 and it's pretty quiet.
Old Mar 30, 2006 | 07:34 AM
  #20  
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From: Socal, 909/626
anyone getting a 3" on a basically stock KA is in it to sound cool, like Hondas do. LMAO

Sorry Edgar.


BTW this also has been covered extensively. s-e-a-r-c-h.
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