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Author Topic: M90 Cleaner Running Lubricant Trial Test  (Read 2236 times)

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Re: M90 Cleaner Running Lubricant Trial Test
« on: December 01, 2020, 03:20:00 am »
Yes. The two ring set up seems to cause premature ring failure, as not enough oil passes between them. I’d think removing the bottom ring would be fine.