In a message dated 10/28/05 7:13:43 PM, trclark@SHAW.CA writes:

<< I have a 719/5 should be 719/12
any one know what material different is
Would it just be the pass valve by chance ?

so if not real dirty not tha big of an isssue

 >>

You have been using an Audi filter; the differential pressure bypass is set
at 2.5 Bar.  The correct filter for a Vanagon is the 719/12 which has the
bypass set at 1.0 Bar.  As far as not mattering, there are some vans running around
out there not even making 2.5 Bar at full throttle.

George