I still think this is a myth. Why not wear in more slowly? I'm not
convinced. It seems to me synthetic would provide a better wear in
performance.

William

> Stuff's too slippery, new engines need to wear in.
>
> Mike
>
> > Why would one not use synthetic oil to break in an engine. I would think
> > that using synthetic during the break in period would be a wise thing to
do.
> > Advice please.
> >
> > William
> >