HELP: Cylinder Head and Cam Suggestions for 318

i got a good set of 302 heads i put on a shelf, i got magnum heads for my 318 build cause i wanted better heads!! you can get 350+ hp with 302s but it be easyer with your 587s cc'ed down to what ever compression rato you want! use your 587s less thay wore out, if you buy heads look at speedmaster aluminum!!