Help tuning 1988 5.0 w/ Paxton

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06-26-2008, 08:15 AM

kirkln

Thread Starter

Join Date: Mar 2008

Posts: 8

Help tuning 1988 5.0 w/ Paxton

Can anyone help me with a 1988 5.0 with paxton SN 93 charger we put it together from a basket case it seems to be running very rich brakes up bad before 5000 rpm even smells rich on the bottom Thaks in advance Kirk

06-26-2008, 10:18 PM

sn95_331_GT_ yellow

5th Gear Member

Join Date: Mar 2008

Location: CT

Posts: 2,394

RE: Help tuning 1988 5.0 w/ Paxton

1. is the car mass air?
2. if so, what is your fuel pressure set at?
3. injector size, calibrated mass air, etc?

06-26-2008, 10:24 PM

NoGo95GT

4th Gear Member

Join Date: Aug 2007

Location: Texas

Posts: 1,788

RE: Help tuning 1988 5.0 w/ Paxton

^^^+1
Also, what spark plugs and gap. If they are stock, get a pair that are one range colder and gapped to .32. Are you running an FMU(FCU I believe for a Paxton)