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Old 04-18-2023, 08:33 PM   #3
cederholm
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Join Date: Jun 2017
Location: Southport CT
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Default Re: Stuck valves - advice please

Quote:
Originally Posted by Mulletwagon View Post
Had the same problem. Shot some Marvel Mystery Oil directly into the carb at elevated rpm and the engine settled down to a smooth idle. My problem was sluggish valves rather than stuck valves. The MMO approach would be a good first step before a more serious tear down. Good Luck.
Thank you, I’ll try it. How do you identify sluggish valves vs stuck valves?
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