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Old 01-03-2015, 07:40 PM   #11 (permalink)
nis350
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I guess it made sense since cooler oil is thicker.... so it doesn't slip through the rings and valves as easily....

Quote:
Originally Posted by MJB View Post
My Z was burning about 1qt every 3k miles on 5w-30. I switched to 0w-40 and went down to maybe a little less than 1/2 qt every 3k miles. I also started using an oil cooler. It seemed like that higher my oil temps were, the more oil I would burn. Once I had the oil cooler installed with 0w-40, I would rarely go past 200F, and then I wasn't burning as much.
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