I agree, but I've broken-in a lot of motors, but never seen THAT much gunk at 1st oil change. That said, all seems well now..
A friend swears by sending a sample into one of the many firms that test oil, and changing according to their evaluation. I used to be a railroad machinist, and that's what my railroad did; run it until the lab said change it...
A friend swears by sending a sample into one of the many firms that test oil, and changing according to their evaluation. I used to be a railroad machinist, and that's what my railroad did; run it until the lab said change it...