I was wondering how much hp would I be making on my 318. I have a mild built 318 thats .30 over. The pistons look like stock style ones. Crane mild cam. I just put a set of 302 casting heads that i put the bigger 1.88/1.60 valves in. I also put a LD4B intake on it with an Eddy 4bbl 600cfm carb...