Replacing the piston of a 4 stroke scooter.

Diagnosis of wear of rings, sequential disassembly of the engine, installation of a piston group.

[@BillEddie]

This helps so much, thank you!

[@claudezeender9103]

Thank you, but did you forget a gasket?

[@carlkennedy2499]

Will this be the same method on a tgb fantasy 125cc for the timeing chain ❤

[@ProdelkinTV]

If the scooter is Chinese 4-stroke with a variable speed drive on a belt, then yes!