Cummins 5.9 ISB - metal in oil samples
I have had two oil samples in a row show high metal particle content in the oil; chromium, I believe, especially. The motor has 130,000 miles, and is running perfectly. After first oil sample showed...
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Had a friend spend 12K on his Cat engine in his boat because of "excessive " aluminum in the samples. I wonder if the testing lab was sloppy because when they pulled it apart to rebuild they could find nothing wrong.. just sayin' !
