I put a set on my 440 this year. So far so good. 3200 lb E body, 11.5" MT tires, SS leaf springs, 13.5+ comp, .590 MP cam. 60' 1.39, 6.59 1/8, 103+ MPH (in East Tenn hills, 1300 ft above sea level). Didn't get to put it on dyno, but works out to approx 585 HP?
