Thread: Oil Question
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Old 05-01-2008, 06:27 AM
Merc1973 Merc1973 is offline
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Join Date: Jun 2007
Location: Lombard, IL
Posts: 103
My brother wanted to switch from Amsoil to Rotella. Is there a problem switching from synthetic to a mineral oil? He has a 2001 7.3 with 118,000 miles....
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