I'm getting ready to upgrade my power adder.I'm looking at doing a 2.8h mammoth,3.4 whipple crusher or possibly a turbo setup I'm look more toward a twinscrew but any input will be helpful.I have a basic bolt on 2003 cobra and what I want is to one day hit 850rwhp which will be easier to do this with anyone with these please post your dyno numbers and all other modds to help me choose one.I also dont want a dyno queen i want it to function so times also would be great.I know to hit the number I want,I need cams and heads plus I will be putting a meth shot kit on which ever one I choose. please post with any info and your opions I NEED HELP my brain hurts from all the reseach and think.thanks.