If you gapped them to stock spec then you are probably blowing out the spark, gap for a blower is much narrower. Call Procharger and see what they recommend or just use the google... she knows all.
2000 Mustang GT Steeda #0048 34k miles. 99 Cobra 4V swapped, FTBR IRS swapped, exhaust, tuned by James Gordon.
Just because I give you advice, doesn't mean I know more than you. Its just means I've done more stupid ****.