cubic inches vs. head flow vs. rpm

that is the secondary question. the first one, if answered, would provide the basis for the second. this did start out as a serious question and still is. but since we are having fun with it, like a pendulum, it can go both ways. somewhere in there should be morsels to gnaw on and develop a plan that could be used regardless of the outcome desired. "A universal formula" to aid gearheadkind the world over.