It is permissable to mix synthetics with conventionals.

Matt

Richard Bias wrote:
>
> All,
>   I understand that with a rebuild, you can use Redline MT-90 but, when I go
> to drain my 4-speed, manual tranny to change the oil in it, I am not going
> to be able to drain ALL the oil out so 2 questions.  How do I tell what is
> in there now from the drain pan and, is it all right to mix synthetic with
> regular Dino oil?  Thank you for the reply...
>
> Rich and Annemarie
> 85 GL "Buba"
> 98 Bug
>
> >From: Gary <glee@ULTRALINK.COM>
> >Reply-To: Gary <glee@ULTRALINK.COM>
> >To: vanagon@GERRY.VANAGON.COM
> >Subject: re. Who makes GL-4 transmission oil and why do I need it?
> >Date: Tue, 29 Aug 2000 09:48:45 -0600
> >
> >David Marshall wrote:
> >I've been going all through the parts stores here in town asking for GL-4
> >transmission fluid for my 88 Syncro.
> >
> >David,
> >I went through this a couple months ago when I was filling my newly rebuilt
> >AAN syncro box. I posted the same question to both lists.
> >
> >Someone wrote an article about oil and it is published on either
> >vanagon.com or syncro.org. which suggests GL4 is needed.  It appears the
> >info was culled from a source at redline.
> >
> >In the end I could find no one who could confirm that GL4 is
> >required/desired.
> >The owners manual saysGL4, but in those days GL5 did not exist.
> >Daryl, AA transaxle and Chris weedle both do not use GL4 (from what I
> >recall).
> >I think GL4 may affect the syncro rings in the long long term, couple
> >hundred thousand kilometers.
> >
> >I began to realize that this belief in the need for gl4 may be based on one
> >persons opinion.  Many people have read this persons opinion and it has
> >spread around.
> >
> >I bought a 20 liter pail of wal mart synthetic on clearance for $29.00 and
> >used that.  I would have also used redline.
> >
> >Gary Lee
> >
> >
>
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