Synthetic I read also has smaller molecules or some shit like that… allowing it to get into smaller places and crevices in your engine.
I forget the name of that awesome oil site… with forums and everything dedicated to oil… it was like… Bobtheoilguy.com … or something. Anyone else remember that?
EDIT: found it http://www.bobistheoilguy.com/
and I just relized someone already mentioned it above… BITOG