> > In all the discussion of oils suitable for flat tappet cam applications,
> > I've not determined if synthetic oils can protect WITHOUT the Zn & P
> > additives, or do they require it at levels below government scrutiny?
> > Thanks,
> > Bill
>
> Synthetic Oils should still contain ZDDP at the levels required by our
> engines.
> ie. above 1,000 ppm for both zinc and phsophorous.
Well ... some do, some don't.
http://www.lnengineering.com/oil.html has a nice table
of what oils contain what levels of ZDDP, and indicate
the base stock, too.
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