Trick flow twisted wedge heads and a tfs1 cam. Lots of power will fit the stock short block, plenty of room to grow later via porting if you so choose.
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 ****.