Originally Posted by westcoaststyle
One thing that bothers me and I don't know why everyone does this is seen in this pic:
You really need to have the valve cover recirculating to the preTurbo intake pipe rather than just venting. Doing it with just a filter screws up the vacuum system... FYI.
it's debatable, but if u ever have oil passing your rings and going throgh the hose into your "intake" to the turbo... the oils could very well clog up the fins on the turbine.
its always best to run a catch can there also , in conjuncton with one for the pcv system