ok, i know there is probably another thread like this, but this is the only way i know ill get my answer, i plan on doing either a 408 or 428 stroker, aftermarket block yes....i plan on doing a f2 procharger at 20lbs of boost or so, just wondering what cc heads i should be looking into, i have looked into afr's alot but just wanna see what you all have to say?