No. A GY6 is a scooter motor that has been adapted to several quads and dune buggies, but I haven't actually seen one on a dual sport.
The 163FML is a vertical air-cooled engine with a 63mm bore. The "L" indicates 200cc. It could be Lifan, Zongshen or others.
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Weldangrind
"I figure I'm well-prepared for coping with a bike that comes from the factory with unresolved issues and that rewards the self-reliant owner." - Buccaneer
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