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Old 05-20-2025, 06:16 AM   #1
Mulletwagon
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Join Date: Jan 2019
Location: Florida Panhandle
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Default Re: Rough running engine

Worth investigating a sticky valve. Recommend raising the rpm and dripping Marvel Mystery Oil down the carb intake. Had the exact same presentation which was fixed by 4 oz. of MMO in the tank with each fill up. Be sure to let us know the fix. Good Luck.
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