C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Muffler Eliminators

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Old Apr 26, 2007 | 08:31 PM
  #21  
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Originally Posted by ELVIS' C4
Mr Mojo:

What kind of losses you seen? You have timeslips to back it up you said. Just curious...did you lose a 10th, etc.??

Please anyone w/ timeslips or dyno results to back this up post?
I asked him about this a couple of times. ET stayed the same, but he lost 1 mph through the traps.

I couldn't find anyone else with similar experience.
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Old Apr 26, 2007 | 08:37 PM
  #22  
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Originally Posted by 95PoloVert
I asked him about this a couple of times. ET stayed the same, but he lost 1 mph through the traps.

I couldn't find anyone else with similar experience.
I can't understand how you could loose anything hp or torque, not unless the stock engines need a little backpressure or something. It's just seems like the general rule when you open up an exhaust you gain.
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Old Apr 26, 2007 | 11:38 PM
  #23  
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Originally Posted by ELVIS' C4
Mr Mojo:

What kind of losses you seen? You have timeslips to back it up you said. Just curious...did you lose a 10th, etc.??

Please anyone w/ timeslips or dyno results to back this up post?

I have my CC muffler eliminators & IMCO X pipe on order...they should be here next week...I am quite pumped!!!!

JKK
I don't have all the timeslips scanned, but you can ask 65 Z01, he's witnessed quite a few of my runs.

When the car was completely stock, I used to run 108 mph. After removing the mufflers, it dropped to 106 mph in the 1/4.

After a few years, I put a Corsa on and started running 108 mph again.

Like I said, you will never know you lost power, it is minimal, but it is a loss.
The sound you get is well worth it.

http://temp.corvetteforum.net/c4/mrm...ndaydrive1.wmv

http://temp.corvetteforum.net/c4/mrm...ii_1st_rnd.wmv

http://temp.corvetteforum.net/c4/mrm...joburnout1.wmv

http://temp.corvetteforum.net/c4/mrm...ovspanuzzo.wmv
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Old Apr 27, 2007 | 07:41 AM
  #24  
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Thanks for input. From the few sound clips I've heard, I cannot wait to get them on!

My lovely wife who absolutely adores a nice weather weekend drive advised the car is entirely too quiet & not "mean" enough! I told her I knew exactly how to remedy that!

haha...what a great woman!

JKK
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Old Apr 30, 2007 | 08:22 PM
  #25  
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wow well i wish i had a women like that, wlel im glad everyone is happy, i cant help but to keep my foot on the gas 24/7, great sound. i want louder tho...later guys
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Old May 20, 2009 | 02:26 PM
  #26  
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Installed a complete unrestricted system on my 89.No air,no pre or cat,just the O2 sensor and then back with two pipe runs to the rear.
I have not yet installed a set of Eliminators but it seems all I can come up with that is on the same track as I had intended with everything else on back order.
Im a bit affraid to try them without anything else knocking down the sound. Are they baffled? I think they would be a plus but waiting to see a similar install before I try them
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Old May 20, 2009 | 02:51 PM
  #27  
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Originally Posted by ELVIS' C4
Thanks for input. From the few sound clips I've heard, I cannot wait to get them on!

My lovely wife who absolutely adores a nice weather weekend drive advised the car is entirely too quiet & not "mean" enough! I told her I knew exactly how to remedy that!

haha...what a great woman!

JKK
If you want to really make her happy get a set of Long tube headers and get rid of the resonator, then slip a set of your favorite mufflers in the back. It will sound very agressive, I assure you.

BTW - I have a LT1 exhaust system including cats that I need to get rid of if anyone is in the Maryland / DC area. Its got a lot of miles on it and the mufflers have already been cut out a long time ago and pipes welded in thier place. I used this exhaust for many years before going to a complete new system last year.
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Old May 20, 2009 | 04:05 PM
  #28  
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My 94 went from x-pipe and stock mufflers which I couldn't hear, to x-pipe and eliminators and it was really loud and I did feel a loss in power. It was too much and I like my vehicles loud. I put a stock resonator in place of the x-pipe and it made it perfect for me. Not too loud and I felt a little more low end power return. If you think the eliminators don't sound clean you will be disappointed with the x-pipe addition. Mufflers give a clean meaty sound, not open exhaust. The resonator does quite a bit more than you would think.
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