Thread: Oil Sludge?
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Old 02-18-2011, 08:11 AM   #29
Drewfus2101
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Join Date: Jan 2009
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Quote:
Originally Posted by sprintman View Post
mine had M1 0W40 every 5,000 miles/8,000kms. RX made it much much better. Rejuvenates seals too (think VANOS)
Nothing can rejuvinate rubber/plastic/whatever seals after they have been run down over thousands of miles.
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