Uh, my mistake. The Amsoil oil is also rated SL -- again, how can this
oil be "high Zinc", if one of the changes to oil from SF onwards was
the reduction of zinc and phoshorus?
Simon
On Mon, Jan 28, 2013 at 11:30 PM, Simon Matthews
<simon.d.matthews@gmail.com> wrote:
> Can someone explain how Valvolene's VR1 meets the (claimed) SN/SM/SL
> rating, yet contains the claimed 0.14/0.13 Zinc/Phosphorus? As far as
> I can see, any oil rated higher than SL MUST contain less than .12%
> Zinc and Phosphorus.
>
> May I offer another solution? Amsoil offers a SG rated 20W50 oil,
> which is also rated for diesel engines.
>
> Simon
>
>
>
> On Fri, Jan 11, 2013 at 12:01 PM, Eugene Balinski <eugeneb@nni.com> wrote:
>> IMHO Valvoline VR-1 is suitable for the street IF you
>> purchase the street version. It has all of the additivives
>> for the various SAE ratings. Per the web site,
>>
>> "Valvoline VR-1 Racing Motor Oil is a family of race-proven
>> lubricants formulated to provide high load carrying
>> characteristics, minimum foaming and maximum resistance to
>> thermal degradation. Exclusive chemistry reduces internal
>> friction and enhances power output under extreme service
>> conditions. Valvoline VR-1 Racing Motor Oil is recommended
>> for engines burning gasoline and full or partial alcohol
>> fuels in track and street service. Valvoline VR-1 Racing
>> Motor Oil is for use in any car, light truck, van, or SUV
>> where API SN is recommended(see proper viscosity grade
>> below)."
>>
>>
>> API SN/SM/SL- 20W-50
>> API SH * 10W-30 20W-50
>> API CD/CF 10W-30 20W-50
>>
>> http://www.valvoline.com/pdf/vr1_racing.pdf
>>
>>
>> Please point out if I am missing something...
>>
>> Gene
>> 80 B
>>
>>
>>
>> On Fri, 11 Jan 2013 10:01:21 -0800
>> Max Heim <mvheim@sonic.net> wrote:
>>> If you ignore the stipulation that racing oil is not
>>> suitable for street
>>> use...
>>>
>>> The Mobil1 15w-50 is a street oil. This weight would be
>>> more suitable for
>>> winter use, too.
>>>
>>>
>>> --
>>>
>>> Max Heim
>>> '66 MGB GHN3L76149
>>> If you're near Menlo Park, CA,
>>> it's the primer red one with chrome wires
>>>
>>>
>>> on 1/11/13 6:22 AM, Councill, David at
>>> dcouncill@msubillings.edu wrote:
>>>
>>> > The ZDDP conversations on this list have probably
>>> exceeded other illustrious
>>> > topics such as towing with driveline attached or not or
>>> even pros/cons on
>>> > weber carbs. The primary solution is the one Jack
>>> mentions - using Valvoline
>>> > VR1 racing oil. The problem, at least for me, is that
>>> 20W50 is not practical
>>> > for this time of year as I switch to 10W40 in the
>>> winter due to cold weather.
>>> > And it looks like it is only available as 20W50.
>>> Currently it is 10 F outside.
>>> > Yes, I drive my "fair weather" daily driver 64B when it
>>> is this cold out if it
>>> > is dry weather. Single digit or below zero temps or
>>> snow will keep the B
>>> > parked while I use my Land Rover - like today as we
>>> have about 3" of fresh
>>> > snow in an ongoing storm with 6-10" predicted by
>>> tomorrow.
>>> >
>>> > David Councill
>>> >
>>> > -----Original Message-----
>>> > From: mgs-bounces@autox.team.net
>>> [mailto:mgs-bounces@autox.team.net] On Behalf
>>> > Of Jack Feldman
>>> > Sent: Friday, January 11, 2013 6:40 AM
>>> > To: mgs@autox.team.net
>>> > Subject: [Mgs] ZDDP
>>> >
>>> > I'm surprised that no one has mentioned that Valvolene
>>> racing oil contains
>>> > ZDDP. It comes in 20W50, just right for our cars.
>>> >
>>> > They used to advertise it in large letters on the front
>>> label, but it now it
>>> > is a fine print notice on the back. You either have to
>>> have a sharp
>>> > salesperson, or spend time reading the fine print.
>>> >
>>> > Jack, who won't leave home without it.
>>> _______________________________________________
>>>
>>> Mgs@autox.team.net
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>>
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