Need A Little help Please

Heads have 2.08 /1.60 valves port work and flowing high 280's so I hope the heads are right.$$$$.. Cam is an area I can look at. Will call for info on this. Cam was recommend for weight, rear, trans etc. I'm at their mercy on this. Will do compression test next weekend. Thanks for all of your in put everyone. will keep looking for those RPM's