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z06 feels slower

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Old Mar 29, 2009 | 10:01 AM
  #1  
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From: dover de
Default z06 feels slower

hey guys i have no idea whats causin it possibly that it happens on humid days im not really sure that that is the reason but i took my z home from work last night and it was pretty humid out but damn did it feel underpowered. im wonderin if this happens to anyone else the car just feels so sluggish it was pretty depressing...its not my imagination either my car usually gets to 60 pretty quick definitly under 4 seconds its modded like crazy h/c/i over 460rwhp!! last night it seemed to take like 4 seconds to 40...anyone have any inpuit?
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Old Mar 29, 2009 | 10:15 AM
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Only when it's humid? Or could it be you just started to notice now?
The first thing that comes to mind is your intake. Have you checked to see if there is crap partially blocking filter? Good luck.
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Old Mar 29, 2009 | 10:44 AM
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Don't know if this will help or not but I have noticed when you drive something that is fast, it seems like as time goes by it doesn't seem as fast. In reality you are just getting used to it but it is just as fast as the first time you drove it. Make sense?
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Old Mar 29, 2009 | 10:55 AM
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It happened to me to but it was bad tank of gas i added octane addtive ran strong
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Old Mar 29, 2009 | 10:56 AM
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My first suspicion would be you're getting a little knock and the car falling back to the low octane timing curve.
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Old Mar 29, 2009 | 11:30 AM
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From: dover de
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well i was basically on empty but i had to put 92 in it...anyway heres my intake setup...


intake bein in the front right there im sure could get dirty but i checked and its all clean...as far as humidity when its humid it seems to be sluggish... i will take vids of sppedometer when i get a chance and you guys can tell me cause i honestly feel it...i really NEVER put my car in redline partially cause im scarewd of gettin pulled over lol but i will redline it for my vids...its tuned with 30 degrees of timing not sure what a/f ratio is...wouldnt i throw codes if knock sensor went off?
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Old Mar 29, 2009 | 12:38 PM
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I've been driving muscle cars for almost 40 years and I notice that I would get used to the power and sometimes engine would feel sluggish, but I think much of that feeling is caused by familiarity. You just get used to it.

Of course, colder, denser air will make more power than hot, humid air. So if you drove your car on a cool, dry night it would make great power. Then if you drove next day and it was hot and humid out, you can expect power levels to be down noticeably.........

-
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Old Mar 29, 2009 | 02:35 PM
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oh ok...ive heard that b4 but i didnt expect to really be able to notice it ya know seems like its losin power...i think i might know what will help...drivin a bone stock 02 z and then drivin my car
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Old Mar 29, 2009 | 02:36 PM
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its usually tuned on 93 do you think goin to 92 would make any difference
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Old Mar 29, 2009 | 02:39 PM
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Open up your intake and check your MAF. It may have gotten dirty or oily.
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Old Mar 29, 2009 | 02:43 PM
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From: dover de
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well im still runnin off the original stock MAF do u guys think that could be a problem? my car is h/c/i full exhaust etc. but i will clean off the maf just to be sure...hey can i clean it with alcohol and qtip?
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Old Mar 29, 2009 | 02:56 PM
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They sell MAF cleaner at autozone. I'd be nervous about breaking a wire with a qtip.
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Old Mar 29, 2009 | 03:11 PM
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post vids! I believe I have some of my 6 speed coupe with intake/exhaust...
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Old Mar 29, 2009 | 04:11 PM
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Naw...pop that thing off and spray with cleaner...only takes a couple of minutes...
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Old Mar 31, 2009 | 03:41 PM
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My vette put down 612 rwhp and it feels slow.............. I want more power and never ending story lol
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Old Mar 31, 2009 | 08:01 PM
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From: dover de
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damn ya im sure im just gettin used to it
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