Quote Originally Posted by Dan View Post
I have 410s with a 28" tall tire and shift at 7200 my speed before I need to change gears will be 153mph as of right now I am going threw the traps at 6500 @ 147 mph

speed world has all the info for you jeff


oh and Im running a C4
Dan

oh and my rear end makes no noise what so ever

That doesnt make any sense. to go that MPH you would need 31.2" of tire with 4.10s at 6500. its math, so it cant be wrong. unless you have non 1 to 1 third gear in your c4.