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Bill OH · 10-26-2024, 02:54 AM

I run a 12oz can into a full tank of gas and like amount in the crankcase during summer and almost a quart into the crank case in winter (below 25 degrees). MMO will free up sticking valves and cleans the crankcase. Good stuff - works well.

10-26-2024, 02:54 AM	#9
Bill OH Senior Member Join Date: May 2010 Posts: 454	Re: Marvel mystery oil.... I run a 12oz can into a full tank of gas and like amount in the crankcase during summer and almost a quart into the crank case in winter (below 25 degrees). MMO will free up sticking valves and cleans the crankcase. Good stuff - works well.