spec v oil change( Long)

[Jon Pennington]

Frank De Simone said:

> How about the other way. Any problem in switching from
> Synthetic to regular oil?

Except for a horsepower hit, none that I'm aware of.

> first 20K miles then switched to 10-W-40 Valvoline with
> a recommended graphite additive called (KREX) for Mitsubishi cars.

I'm a firm believer that the only thing that belongs in your crank case is
motor oil.  Since you, Frank, are WAAAY out of warranty, I'd suggest that
you stick with an appropriate-weight synthetic oil by Valvoline or Mobil.

--
-=|JP|=-        "Stays Fresh Longer!"

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