Yep. We're just repeating urban legends. Truth is:
- An engine needs some oil.
- It needs to be changed at some reasonable interval.
- Filter too.
- That's about all one really needs to know.
rick
--- On Wed, 9/10/08, Paul Root <ptrmgb@gmail.com> wrote:
> From: Paul Root <ptrmgb@gmail.com>
> Subject: Re: [Mgs] ZDDP in oil
> To: "Rick Lindsay" <rolindsay@yahoo.com>
> Cc: "Stephen West-fisher" <steve@coastaldatasystems.com>, "MGS"
><mgs@autox.team.net>
> Date: Wednesday, September 10, 2008, 5:53 PM
> If you read in the Castrol pages, in the Myths and Facts,
> they'll say
> that the need for break in oil or not using Synthetic
> is a myth. Also, a myth that you can't go back.
>
> On Sep 10, 2008, at 4:51 PM, Rick Lindsay wrote:
>
> > I've heard that too Stephen. The advice used to
> be to never use
> > synthetic in a newly rebuilt engine. The again, the
> first synthetic
> > oils leaked pretty badly in old cars. Since then, the
> makers have
> > reformulated synthetics so that they seal better.
> Rememberm paper
> > gasket seals seal when swolen with fluids. The first
> synthetics
> > didn't adequately wet the gaskets (or swell
> seals).
> >
> > Modern oils don't break down like ancient oils
> did. Still, its
> > still MHO that the best solution is to use the oil
> originally
> > intended and change it often to throw away the debris
> that it
> > collects. I use 20W50 Castrol GTX and change the
> filter with every
> > change. Something like 5000 mile intervals.
> >
> > rick
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