Originally posted by dantastic
the hole is for keeping the airpressure down in the engine. dont leave it unhooked as u can let dirt in there, but dont plug it up as air pressure is gonna build up. if ur worried about crap getting into your air intake, get a catch can
Could you just put a filter on the valve cover hole and cap off the intake hole then?
And are you saying that you just put one of those tiny breather filters instead of the foam? Because IMO the foam thing is just ghetto and I would like to find a better way to filter that air.