Paul,
How about V-Twin motorcycle oil like I use in my Harley? That engine
is 20s-30s technology. Like Amsoil, Redline, Spectro, Mobil 1?
Mike MacLean
60 Sprite
56 BN2
Paul Asgeirsson
>>From Keith Ansell:
>
> Pa
>
>
> Ok, here's what I understand:
>
> I'll start with the Kendall GT-1 Racing oil. Racing oils commonly have
> very
> light buffer additive packages and are NOT good for the street unless they
> are changed, in some cases, in as little as 100 miles or 30 days. They
> usually will have ZDDP at about 1200 Ppm or higher. The additive packages
> in
> a racing oil to reduce the destruction of our engines from water, acids
> and
> particle suspension are almost non-existant. This is why with the
> Valvoline
> VR-1 20W-50 they are adamant that 2,500 miles or one season is the MOST
> you
> should ever run it and their oil IS formulated to be ok for the street. I
> would suggest that this person addresses the Street vs. Race qualities of
> this oil. I have talked to Pennzoil (Penn) and they have stated that they
> have NO oil for the street. Remember the Pennzoil name is now owned by
> Shell, a Dutch company.
>
> Caterpillar oil- Again we have a formulation problem. The short idle to
> full
> throttle cycles of automobile use, the chartaristics of diesel combustion
> and the long cycles of diesel running demand a buffer/additive package
> that
> is not correct for street or racing. I would guess that the ZDDP would be
> very high in these oils and from that standpoint they may be within the
> range we are looking for for this compound. The problem is nothing else in
> the oil is formulated correctly for our engines.
>
> Good thought process in both these cases but neither will do our engines
> any
> good.
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