Scooter Cylinder Gasket Set For DNA 50 Runner 50cc 100689070 2T Engine Parts This gasket set is designed for use with 50cc 2-stroke engines, specifically compatible with DNA 50 Runner models.It includes all necessary gaskets and seals required for cylinder assembly and engine maintenance.The set supports proper sealing between the cylinder, head, and crankcase to engine performance.Intended for replacement during engine rebuilds or repairs, the components are engineered to fit standard 50cc two-stroke scooter engine configurations.Part number 100689070. This item is a compatible alternative.Use of brand identifiers is limited to showing which models it fits.