i ha ve a 2004 6.o stock engine its going in a mud truck with 37 inch boggers it has a 3500 hundred stall i need to know your opinions on what cam to use i want it to make power from 3000-6200. i have the victor junior intake and msd 6010box.i want a cam that has plenty of lope. secondly what is the compression of the stock 6.0 and i have a set of 5.3 heads should i put them on to bump up my compression. thanks for any input