Iowa Chapter Director
Join Date: Jul 2002
Location: Ames, Iowa
the noise it makes is the valve inside the PCV. it's a one way valve that allows flow out of the crank case, but not into it. It should do that. When it goes bad it'll stop doing that because oil builds up and clogs it.
1988 Notch Mustang: - 438W, direct port n2o, t56
2003 SVT Focus: - SCT X3 tuner