Posted by Frank Robertson [173.245.55.144] on Friday, October 14, 2016 at 09:34:03 :
In Reply to: Re: stuck valves posted by Tim [172.68.59.174] on Friday, October 14, 2016 at 06:55:21 :
Marvel Mystery Oil is REALLY good stuff for unsticking valves, and cleaning combustion chambers.
I have used it since I was 10, and I'm 62. My Dad used it since the 30s.
Love it...
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