possible 360 build

The end goal is to get as good an engine as I can get using up what I have around.
Like I said at the moment I do not have a good uncracked set of magnum heads on hand so whatever I do I will need to get some
Considering that, I may decide to go aluminum, still thinking about that.
I thought I'd answered your questions in my op but hopefully my 2nd post spells it out a bit clearer