View single post by Dan Eiland
 Posted: 03-20-2007 03:35 am
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Dan Eiland

 

Joined: 03-18-2005
Location: El Paso, Texas USA
Posts: 159
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I was reading on another site I belong to about breaking in a newly rebuilt engine and they were recommending using the Castrol 30W for the first 500 miles and then change to the Castrol 20W50. Anyone have any thoughts on the subject?