4.10s, x or h pipe, gt40 heads, gt40 intake manifold, 75mm throttlebody, cam....... just depends on how much you have to spend. but first things first..... gears.
Red 1999 Cobra Vert:
316.6 rwhp @ 6093 rpms
318.1 rwtq @ 4489 rpms
On Just Bolt-Ons And Stock Exhaust Manifolds.
See Profile For Mods.......