Thanks Michael - I will look out for it.
It sounds like the VR1 spec is pretty well defined and
should be a safe bet for Healey motors in this
transition phase away from Zn additives.
Best, Robert.
--- Michael Salter <msalter@precisionsportscar.com>
wrote:
> Hi Robert,
> The response was received on Friday 18 May 2007 and
> was from their technical
> department.
> The phone discussion I had on the subject with the
> technical department of
> Ashland was on the previous day at which point I was
> assured that neither
> the zinc content nor formulation had changed for
> several years.
> I will post a copy on my blog.
>
> Michael Salter
> 100S (1955)
> 3000 Mk111(1965)
> 100 (1953)
> AHX12 (1953)
> Bugeye (1961)
> http://www.netbug.net/blogmichael/
>
> -----Original Message-----
> From: Robert Blair [mailto:rnbmail@yahoo.com]
> Sent: May 21, 2007 1:18 AM
> To: Michael Salter; healeys@autox.team.net
> Subject: RE: oils
>
> Michael,
>
> Good info - thanks.
>
> We should assume that their letter was recent, and
> therefore valid for oils currently on store shelves?
>
> Was their answer from the technical dept or the
> marketing dept? Could you post a copy maybe?
>
> Best, Robert.
>
>
> --- Michael Salter <msalter@precisionsportscar.com>
> wrote:
>
> > I have been very reluctant to chime in on the oils
> > subject because it seems
> > to me that we, being those on the outside of the
> oil
> > industry, are so far
> > behind the 8 ball that we have little chance of
> > really getting to the bottom
> > of the issue.
> > The one thing that I do know is the answer to a
> > recent enquiry that I made
> > of Valvoline regarding their VR1 Racing Oils.
> > I question was:
> > "We race an 1953 Austin Healey which has flat
> > tappets. VR1 saved our bacon
> > in the 2004 Targa Newfoundland when we ran the
> > engine at full race speed for
> > 14 km with no oil in it at all after puncturing
> the
> > pan. Now we are getting
> > very concerned about the removal of zinc from
> oils.
> > Can you confirm that
> > your non synthetic VR1 20/50 has still got
> > sufficient ZDDP to protect the
> > cam in this irreplaceable engine?"
> > And the answer that I received, which I have since
> > confirmed with a follow
> > up phone call was:
> > "VR1 racing still has 1400ppm of zinc. The oils
> > rated ILSAC GF4 were lowered
> > to 850ppm."
> > I'm inclined to stick with what has worked for me.
> > I have added this to my blog post on the subject.
> >
> http://www.netbug.net/blogmichael/?p=49#comment-2981
> >
> >
> > Michael Salter
> > 100S (1955)
> > 3000 Mk111(1965)
> > 100 (1953)
> > AHX12 (1953)
> > Bugeye (1961)
> > http://www.netbug.net/blogmichael/
> >
>
>
>
Robert
Yellow 65BJ8
rnbmail@yahoo.com
Cell: 408-221-5244
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