From Synthetic Back to Regular Motor Oil
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There are no negative repurcussions when it comes to engine seals and switching off synthetic . Even the Mobil site states you can switch as often as you like .
These better mineral oil formulations have engine seal conditioners " not to be confused with HM oils ' in them now due to the lack of solvency in the better base oils used since around 1999 and these oils pass ASTM tests set by the API and ACEA for engine seal elongation and other parameters .
These better mineral oil formulations have engine seal conditioners " not to be confused with HM oils ' in them now due to the lack of solvency in the better base oils used since around 1999 and these oils pass ASTM tests set by the API and ACEA for engine seal elongation and other parameters .
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Leichardti
6.4L Power Stroke Diesel
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12-30-2015 01:46 PM