Michael Pardee wrote:
> Y'all,
>
> A post in another car forum warned of a shortcoming API rated oils may have
> regarding cam wear. The question relates to lubricating oils with reduced
> zinc dithiophosphate (ZDDP) in engines. http://www.ttalk.info/Zddp.htm
>
> Since the most sensitive engine I know is the pre-88 PRV engine, I was
> looking for the group's input on that.
>
> Thanks!
>
> Mike
>
>
>


If I had one, I would only run a quality full synthetic in it, it's not
worth taking chances.

"James Sweet" <jamessweet@hotmail.com> wrote in message
news:bPfNh.1140$_S.898@trndny08...
> Michael Pardee wrote:
>> Y'all,
>>
>> A post in another car forum warned of a shortcoming API rated oils may
>> have regarding cam wear. The question relates to lubricating oils with
>> reduced zinc dithiophosphate (ZDDP) in engines.
>> http://www.ttalk.info/Zddp.htm
>>
>> Since the most sensitive engine I know is the pre-88 PRV engine, I was
>> looking for the group's input on that.
>>
>> Thanks!
>>
>> Mike
>
>
> If I had one, I would only run a quality full synthetic in it, it's not
> worth taking chances.
>

The link purports to warn us the current API oils (mineral or synthetic)
lack enough ZDDP to protect flat tappets. I haven't heard of problems but
figured PRV owners would be up on the status of the oil they use.