Re: X80-BK on a Murray Beach Cruiser - Starting issues and fuel problems. PLEASE HELP
Congratulations on your carb repair!
By describing the chain tensioner as an arch style, if you mean the type that spans between the chain stay and seat stay by the rear wheel, then u bolts will work fine.
"It's a chinagirl. It's a sometimes fun little engine that often will break your heart. It's disposable.
Does not come with a fortune cookie."