I can't trap my car anymore with the 4.56's and my new engine so i'm swapping to a 4.10, which should put me through the traps at 124mph @ 6200. I make peak power at 5,900. I'm also swapping in a 4,500 9.5" Coan in place of my Art Carr 3,500, which is way too tight for my new engine. I also make...