-> The best tell tale sign of Quaker State oil is a massive buildup of
-> crud on the inside of the valve cover. Unless they have changed the
-> formula. I NEVER use it for that reason. I find that Castrol is VERY
-> good, but, slips past the rings thus burning oil. I stick with
-> Pennzoil or Valvoline.
You wont use Castrol, but you will use Pennzoil?  Pennzoil looks used
when it comes out of the bottle!! :)  Seriously, in all the oil tests
that I've seen, Pennzoil comes out below everything!
Joel
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