[B.A.R.Tillamook OR]

I have set of dana sixty disc brake axles out of 2001 ford just was tolf that they are pretty big for my truck and would rob power. Im runnin 465 horse 383 stroker. 200 hp shot sittin in the shop. I think the danas have 4,10's? would that be sufficient with a five speed and thirty fives. Cut the cups off? explain? wanna get some fender flares pretty straight truck not gonna get to wild cuttin but minor stuff maybe