<VV> Rotella Ask Our Expert: Gasoline Engines

[Mark Durham]

Gents, I requested information from Shell Oil on their Rotella T 5W-40
Synthetic oil at the first of this string and what follows that is  Shell's
reply. Looks good to me. :):)
Mark Durham

On Tue, Nov 3, 2009 at 7:00 PM, Mark Durham <62vair at gmail.com> wrote:

> Excellant. Thanks  Mark Durham
>
>
> On Tue, Nov 3, 2009 at 4:43 AM, <shelltechnical-us at shell.com> wrote:
>
>> Dear Sir,
>>
>> Since your vehicle does not have a catalytic converter, Rotella T 5w-40
>> Synthetic would be an excellent choice.  It has the higher ZDDP levels you
>> need.
>>
>> Regards,
>>
>> Shell Technical
>> #
>>
>> On Tue, 3 Nov 2009 02:38:17 +0000 you wrote:
>>
>> >------------------------------------------------
>> >ROTELLA.com E-mail Form
>> >------------------------------------------------
>> >NAME               Mark Durham
>> >E-MAIL ADDRESS     62vair at gmail.com
>> >SUBJECT            Gasoline Engines
>> >COMMENTS
>> >----------------------------------------------
>> >I have a old 1962 corvair air cooled engine that runs hotter
>> (thermostats open at 250') than all water cooled engines, and has flat
>> tappets that require higher ZDDP levels, zinc and phosphorus - to survive.
>> Most gasoline oils no
>> >longer have the required PPM of these essential elements due to
>> cataylitic >converter issues. I'm wondering if the Shell Rotella T 5w40
>> Synthetic diesel oil has sufficient additives to protect my cam and lifters.
>> And if there are
>> >other additives that might create problems for this gasoline engine.
>> Thanks
>> >Mark
>> >----------------------------------------------
>>
>>
>>
>>
>