Oh no, here we go again w/ the dreaded oil thread?

On Jan 11, 2010, at 4:14 PM, Dave Mcneely wrote:

> I use Castrol 20W50, petroleum based (nonsynthetic).  I change the
> oil every 3000 miles, just as I always have for all my vehicles.

>  I can't imagine how synthetic could improve on that.

Synthetic allows your engine to run cooler-about 10-15 degrees in my
buses, based on my oil temp gauge-important in a water cooled vanagon?

>  I notice that most manufacturers specify that oil should be changed
> at the recommended interval, and that less often than that voids the
> warranty, whether the oil used is synthetic or not.

Change oil &  Mann filter every 7500 miles on synthetic-VW does not
honor warranties on vanagon engines at this time?

YMMV,

Mr. BZ
84 Westy-129,000 miles on original engine

> David McNeely
>
>
> On Mon, Jan 11, 2010 at 1:46 PM, Stephen Cebula wrote:
>
>> What motor oils you you all use out there?  A friend of mine keeps
>> pushing synthetic oil.  He's a Ford man, and not familiar with
>> Vanagons.  What's the rap on that?
>> Steve