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From: "Dave Mcneely" <mcneely4@COX.NET>
Sent: Monday, November 01, 2010 6:10 AM
To: <vanagon@GERRY.VANAGON.COM>
Subject:      Re: [VANAGON] Oil filter question

> FWIW, almost all oil filters have anti-drain back valves, and bypass
> valves as well.  It is the quality of the valve that matters (the cheap
> filters have plastic valves that are liable to break and or escape from
> their fastenings).   The oil filter review document discussed earlier
> mentions this matter.  BTW, the document does not review either Mann or
> Mehle filters, probably because they are not available for Fords.  DMc

Uhhhhmmmm Yes it does. You need to look a little deeper:

http://minimopar.knizefamily.net/oilfilters/german.html

Jim