4.6L (1996-2004 Modular) Mustang Technical discussions on 1996-2004 4.6 Liter Modular Motors (2V and 4V) within.

changed my injectors and running like ****t

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Old 11-09-2007, 12:15 AM
  #11  
ZW99GT
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Default RE: changed my injectors and running like ****t

Did you put back the same size injectors by any chance?
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Old 11-09-2007, 05:56 AM
  #12  
g3tsum96gt
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Default RE: changed my injectors and running like ****t

sorry, put 24 lbs in it, has the pi swap done to it, the mass air is out of a cobra and so are the injectors.... i gonna drive it to work and put it on a machine after and see what that says.... any more ideas let me know
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Old 11-09-2007, 06:45 AM
  #13  
wwmost
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Default RE: changed my injectors and running like ****t

well i dont know what the stock injector sizes are but put the stock in jectors back in and stock maf. you will have to get those tuned if you put bigger injecters in or a bigger maf.
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Old 11-09-2007, 07:50 AM
  #14  
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Default RE: changed my injectors and running like ****t

if it had a check engine light on, wait till it comes back on (which it will) and get the code read. It may get you in the ballpark.
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Old 11-09-2007, 09:22 AM
  #15  
Dan04COBRA
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Default RE: changed my injectors and running like ****t

You can't just slam in injectors and a MAF, even if it's a NPI gt swapped to PI heads/cams.

The Injectors/MAF need to be calibrated to work properly.

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Old 11-09-2007, 10:11 AM
  #16  
uberstang1
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Default RE: changed my injectors and running like ****t

You can't just slam in injectors and a MAF, even if it's a NPI gt swapped to PI heads/cams.

The Injectors/MAF need to be calibrated to work properly.
+1 you cant slam a cobra MAF and cobra injectors on ur car and expect it to work, gonna gave to get it tuned
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Old 11-09-2007, 10:13 AM
  #17  
AJ06GT
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Default RE: changed my injectors and running like ****t

ORIGINAL: uberstang1

You can't just slam in injectors and a MAF, even if it's a NPI gt swapped to PI heads/cams.

The Injectors/MAF need to be calibrated to work properly.
+1 you cant slam a cobra MAF and cobra injectors on ur car and expect it to work, gonna gave to get it tuned
ECHO.. echo... echo...
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Old 11-09-2007, 10:16 AM
  #18  
uberstang1
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Default RE: changed my injectors and running like ****t

quote:

ORIGINAL: uberstang1

quote:

You can't just slam in injectors and a MAF, even if it's a NPI gt swapped to PI heads/cams.

The Injectors/MAF need to be calibrated to work properly.


+1 you cant slam a cobra MAF and cobra injectors on ur car and expect it to work, gonna gave to get it tuned


ECHO.. echo... echo...
Its first thing in the morning, i do not function properly in hours that end in AM

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Old 11-09-2007, 11:32 AM
  #19  
2002GTAUTOVERT
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Default RE: changed my injectors and running like ****t

lmao.. the spray of a cobra injector is completely different than that on a GT (from what ive heard) put your stockers back in.
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Old 11-09-2007, 11:34 AM
  #20  
ZW99GT
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