well im looking at doing a swap in the next month but ive started thinking... whats better? the b series or d series. also i have a b16 rite now. should i just do shit to that or sould i go ahead and drop in a b18. what would be better combo for power and 1/4 mile time. also whats better, the b or d series? and can someone please explain this to me about the differences in the series?