<VV> Fwd: antiwear additive question

[Mark Durham]

Gents, yesterday I asked Shell Oil the question about ZDDP in Shell Rotella
CJ-4 oils as you can see below. Shell Technicals reply, at 1200 PPM is also
below.
Mark Durham
---------- Forwarded message ----------
From: <shelltechnical-us at shell.com>
Date: Wed, Jan 11, 2012 at 5:10 AM
Subject: Re: antiwear additive question
To: 62vair at gmail.com


Rotella T multigrade oils still have 1200 ppm of the ZDDP additive.

Best Regards,

Shell Technical


#

On Tue, 10 Jan 2012 21:03:02 -0800 you wrote:

>Hi, in 2009 someone in the classic car world had asked the question
about
>ZDDP in the new CJ-4 15w50 Rotella T oil. The response from Shell
was that
>there was about 1200 ppm in the CJ-4.
>
>We of course, are trying to use oils that provide similar protection
for
>our classic car flat tappet engines in todays driving environment.
>
>And we also know that formulations change from time to time. My
question
>is, what is the level of ZDDP in the series of Rotella T oils today?
>
>I drive a 1962 Corvair which has a horizontally opposed 6 cylinder
air
>cooled engine, with of course, flat tappets.
>
>Thanks, Mark Durham
>
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