Stock for stock, split port has more power normally aspirated. But ported and under Boost, they both perform the same, some claim one or the other do more, but I've only seen comparisons because ported singles to stock splits. Supposed the splitports can also take more psi, 9 for single 11 for split or something like that.
not to take over the thread, but im planning on getting the procharger v6 kit w/ intercooler. good? bad? other suggestions? what all do i need to up on my engine to support this? fuel system?
Wanted to say thanks for all the info, and good luck TMX on building that calculator . I know the thread is sortof old, but it has useful info. I just dont check these forums enough LOL.