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I was curious why with the engine tech today and oils that are better than even 15 years ago we have 30 YO OCI's and started looking at this. What I found was PCV System vacuum is too low. On my 10 MDX that was suppose to drink oil(as I was told mine would too) but never did. I found Honda and...

I've been researching this for a few months and what I found was some OE's are using such low vac on their PCV Systems they don't function or function poorly. Then they went to Low Tension rings, DI and next they have stuck oil control rings or they're like the vid sludge makers and smell like...

Honda/Acura has been running low vacuum on their PCV System forever. If you remove the oil fill cap and there is no vacuum on it there is the design problem to me. They did this bc it worked 25 years ago but since the evolution of low Tension rings and then they went to thin 20W oil they are...