Speed Density/Carb/SSP section This section is for the Speed Density or Carb vehicles, as well as Special Service Package 'Stangs

Fuel Pressure Question?

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Old Oct 23, 2008 | 12:25 PM
  #1  
jesran48's Avatar
jesran48
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From: TX
Default Fuel Pressure Question?

I just installed cobra upper n lower intake, cobra gt40 heads, 24lb injectors, 75mm amf, and i also have a e303 cam installed already. i was wondering where should i set my fuel pressure at? Any answer would help. thanks
Old Oct 24, 2008 | 12:06 AM
  #2  
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are you running on the Stock Speed Density computer? if so how are those 24lbers working...

with the larger injectors i would run it at 40psi vac off and see how it runs.
Old Oct 24, 2008 | 07:06 AM
  #3  
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jesran48
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Im sorry i have a 93 gt, sd does not pertain to me, right.
Old Oct 24, 2008 | 03:51 PM
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Night Terror
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no it does not, you have MA unless for some odd reason its a 86-88 motor/computer
Old Oct 24, 2008 | 07:51 PM
  #5  
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Gary H
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Try posting this in the 5.0 tech section, this is for carbs and SD cars
Old Oct 29, 2008 | 08:22 PM
  #6  
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the 24lb injectors will work on SD cars terror, just fyi , I had them on mine was running a bit too rich at idle, was strong WOT, but was dumping too much at the stop lights lol. Probably be good on a track car, if you can get air to flow good enough, 300+ rwp and you should be ok to run them. The SD computer doesnt see a difference it just feeds pulse widths. I put my 19's in for now. Thinking of trying to put small boost to it 6-8 lbs next year and keep it speed density and try the 24's again lol.

And yes to the thread starter your car is MAF lol
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