What are the effects of a fully built head and a stock bottom end. Will a built head cause problems with and unbuilt b16 block. I rev 8500 with a computer right now, what would be a safe rev with this set up?

Parts are: Skunk 2 pro series stage 2 cams; skunk 2 valve springs and retainers; Skunk 2 68mm bore intake manifold and throttle body; spoon head gasket; racing valves; new valve guides and valve stem; stage 2 port and polish; 5 angle job; and other machine shop bullshit