Originally Posted by XR650Rking
I'm not 100% familar with the function of the PCV but does it filter out the oil? I thought it was more a valve and that mist of oil would get by? You may be correct at its function, I guess I haven't seen much blow-by symptoms to bother me yet.
I didn't explain my self very good. This goes on your case breather, so on long runs you do not loose oil, mist, out of your case breather.
I am looking to go 1000 miles (for my iron butt patch), and I have heard of loosing a lot of oil on long slab running.