
Originally Posted by
bumpingtp
My car (99 gtp) laid down 278hp and 321ft-lbs on a mustang dyno with a 3in DP, wizair, 1.9 rockers, 160* tstat, 3.4 pulley, and a tune. I guess I don't understand how a lot of people are saying most cars need a cam and IC to achieve 300whp.