While some of the physical differences are interesting, this study is
worthless as there is no indication of any of these filters efficiency or
effectiveness. What matters is does the filter keep the oil clean?

Dennis

-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
Bob Stevens
Sent: Sunday, May 23, 2010 3:51 PM
To: vanagon@GERRY.VANAGON.COM
Subject: Re: Castrol and BP/Now Mobil 1

Some information about oil filters worth the read:

http://people.msoe.edu/~yoderw/oilfilterstudy/oilfilterstudy.html

How are the filters compared to
> the Mann or Mahle filters?
>
>
>