ok i did my pi intake swap last night and all it does is spit and sputter well i read a forum thats said to use the npi intake gaskets i used the pi intake gaskets well so i decided to chang them it took me and my friend 2 hrs lastnight and it took me 1hr and 45mins just now with a 11 month old (my son) an a 2yrold (my nephew) i hope this works ima gonna take a shower and then start it up wsh me luck