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Re: [Healeys] ZDDP in Valvoline Oils

To: "rrengineer@dslextreme.com" <rrengineer@dslextreme.com>,
Subject: Re: [Healeys] ZDDP in Valvoline Oils
From: "Tom Felts" <tomfelts@earthlink.net>
Date: Fri, 7 Sep 2007 16:01:20 -0400
FWIW, I have been using VR1 in my Healey and E-Type for a pretty good
while.  Started using it before knowing what ZDDP was--got lucky I guess.

Tom  


> [Original Message]
> From: <rrengineer@dslextreme.com>
> To: <spridgets@autox.team.net>
> Cc: <healeys@autox.team.net>
> Date: 9/7/2007 3:58:48 PM
> Subject: [Healeys] ZDDP in Valvoline Oils
>
> Here is the answer I got from an email sent to Valvoline on ZDDP content
> for older flat tappet cam with follower type engines in their Maxlife
> Synthetic oils:
>
> "The ZDDP content of the MaxLife Full Synthetic oil is at 800 ppm.  The
> consensus in the industry is that the current chemical limits of the
> GF-4/SM category are still sufficient to protect all "street" engines,
> including older flat tappet foller engines.  The engine tests required for
> a GF-4/SM product is just as severe as the older, higher ZDDP allowed
> category.  For the special applications (aggressive cams, high HP racing
> motors, etc) where the customer needs more ZDDP protection, our NON-GF-4
> products still contain the higher levels (such as VR-1 and "not street
> legal" racing).  So basically, you can still use the MaxLife products for
> this application, but our Valvoline VR1 Racings are the best."
>
> Mike MacLean
> 60 Sprite
> 56 BN2
> _______________________________________________
> tomfelts@earthlink.net 
>
> Healeys@autox.team.net
> http://autox.team.net/mailman/listinfo/healeys
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