That RWHP was most likely on a Mustang dyno.
If they really had 330hp I wouldn't be able to smoke them so easy in my 00 SS.
Most numbers (SAE) for Mach1s are in the low 260s. With my mods I can easily take my friend Daren's Mach1 to 60 and anything after that is a dead heat. He has a MAC H...