To get 200+whp NA
P&P Vtec head
springs and retainers (I like ITR retainers for a DD as titanium need replaced every 15-30K something some people dont know)
S2T2 cams
12.5:1-13:1 compression
at least 83mm bore, if sleeved 84-85mm (bigger is better especially with NA)
LS crank for its longer...