If you have a BTM, mess with the timing a little---I have mine set for about 1.2 degress of timing/per lb of boost. Also, make sure you don't have too much initial timing. Also, get that thing on a dyno so you can see where it is air/fuel wise.
John
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John
1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe