Thread: Sticking Valves
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Old 03-07-2021, 03:42 PM   #4
WHN
Senior Member
 
Join Date: Mar 2017
Location: Connecticut Shoreline
Posts: 2,067
Default Re: Sticking Valves

Marvel Mystery Oil has worked well for me. I always add to gas.

Use high detergent oil to. 20w-50.

Good luck.
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