Old Aug 8, 2007 | 05:08 PM
  #4 (permalink)  
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Blackbelt
Joined: Feb 2007
Posts: 132
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From: Saxonburg, PA.
Default Re: anyone tried using 5-40 synthetic on this car?

An interesting synthetic oil study.

http://neptune.spacebears.com/cars/s.../oil-life.html
 
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