"Ted Mittelstaedt" > wrote in message
...
>
>
> And I would also be concerned with longevity - it seems to me there's a
> fundamental tradeoff operating here. You can get best lubricating
> longevity
> or best fuel economy, but not both. Seems like good old 10W-30 was
> the recommended fill for most of those last four decades.
Thicker isn't always better. Lot's of good info on 5W-20's in the forums at
bobistheoilguy.com. The used oil analyses for dino 5w-20's are just as good
as for synth. Better resistance to shear over 5w-30, too. I can find 5w-20
locally at Wally World, AutoZone, or O'Reilly's.
Bob
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