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New dyno numbers... good?

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Old Nov 20, 2002 | 05:41 PM
  #1  
Screamin T/A's Avatar
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Default New dyno numbers... good?

Ok today i got my car dynoed with my SLP headers, loudmouth, and FIPK. the results were 336 uncorrected and 322 corrected. Then the shop swapped in a ported MAF and it jumped up to 347 uncorrected and 334 corrected. The A/F ratios were 11.9 before the Maf and then 14 after so there is more to be had with tuning. So what do u all think?
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Old Nov 20, 2002 | 06:20 PM
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Default Re: New dyno numbers... good?

I think you've got a freak PCM to not need learning miles with a MAF swap <img border="0" title="" alt="[Eek!]" src="gr_eek2.gif" /> I would've thought that your timing and A/F would be screwy.

Pretty cool though <img border="0" title="" alt="[Smile]" src="gr_stretch.gif" />
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Old Nov 20, 2002 | 06:24 PM
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red53gmc's Avatar
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Default Re: New dyno numbers... good?

You would gain #'s going from 14 to 11.9 AFR, not the other way around. 11.9 is a little rich...on the street that would be about 12.4 or so. With the ported MAF the numbers would be 14.5 on the street, too lean. You sure the numbers are correct? What year and all mods do you have?
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Old Nov 20, 2002 | 06:31 PM
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Default Re: New dyno numbers... good?

The car is a 2001 WS6 I have a set of SLP LT's with cats, a K&N FIPK, and a loudmouth. Uncorrected it out down 336hp and corrected it put down 322hp with those mods and the A/F at 11.9. We put the ported MAF on and it put down 347hp uncorrected and 334hp corrected at a 14.0 A/F.
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Old Nov 20, 2002 | 09:06 PM
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Default Re: New dyno numbers... good?

TTT anyone one elses opinions?
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Old Nov 21, 2002 | 11:50 PM
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Default Re: New dyno numbers... good?

14.0 is way to lean,Did you hear any pinging??
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Old Nov 23, 2002 | 09:04 AM
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Default Re: New dyno numbers... good?

Ditto on what Blackout said. I would not drive the car hard until you get the A/F back in the 12.8-13.1 Range. Way lean
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