www.geocities.com/chrislonghurst/engineoil_bible.html
http://members.nbci.com/minimopar/oilfilterstudy.html
www.geocities.com/chrislonghurst/snakeoil.html
On Thu, 28 Feb 2002 15:45:42 -0800 developtrust <developtrust@COX.NET>
writes:
> I recall on the synthetic oil thread a while back that it is
> advisable to do
> an engine flush first to clean it out like for example to remove one
> quart
> of oil and add one quart of Marvel Mystery oil and run it for about
> 300
> miles then change filter and oil. This is what I did and it seems to
> be
> working OK.
>
> In my case I did the 5 minute engine flush first with Gunk Engine
> flush then
> ran Marvel for 300 miles with new oil before I switched to
> synthetic. If you
> do the engine flush just follow directions on the can.
>
> If you do a flush follow Stan Wilder's advice and filter the oil
> using a
> white coffee filter after it settles to see what crud came out
> and/or use a
> magnet to see if any metal is in the residue. Filter only the last
> 1/2 cup
> of oil dregs after mixing 50/50 with gasoline. Remember to capture
> the oil
> in a clean can to get pure results. Do the filter thing with the 5
> minute
> flush and also with the marvel oil run.
>
> William Polowniak
> 1989 Vanagon GL
> 1988 Mercedes 300 SE
>
>
> ----- Original Message -----
> From: "Dan Aldrich" <daldrich@EARTHLINK.NET>
> To: <vanagon@GERRY.VANAGON.COM>
> Sent: Thursday, February 28, 2002 3:32 PM
> Subject: Re: Gradual switch to synthetic oil?
>
>
> > The other issue as I understand it is synthetic's superior
> detergent
> properties. On an older engine, switching to synthetic can break
> down
> deposits in the engine, clogging the oil filter causing loss of the
> engine
> in a short time due to oil starvation.
> >
> > -d
> >
> > At 06:25 PM 2/28/02 -0500, you wrote:
> > >I agree now is the time. The problem as I understand it is when
> you start
> > >when your seals are old and hard. Your seals are new and your
> clearences
> ore
> > >good so go for it.
> > >
> > >Joe
> > >----- Original Message -----
> > >From: "Max Wellhouse" <maxjoyce@IPA.NET>
> > >To: <vanagon@GERRY.VANAGON.COM>
> > >Sent: Wednesday, February 27, 2002 1:52 PM
> > >Subject: Gradual switch to synthetic oil?
> > >
> > >
> > >> Anyone thought of dealing with the perceived notion of
> switching to
> > >> synthetic oil by first going to a "blend" oil for a couple of
> oil
> changes
> > >> and then going to the full synthetic?  Keeping in mind that
> staying
> with
> > >> the same manufacturer might be a good idea.
> > >>
> > >> All input welcome.  Have almost 9k on the Boston Bob rebuild
> and if I'm
> > >> going to switch, I guess now would be time time.
>