Variator Clutch Assembly - GY6 50cc Scooter 138738 Known to fit water cooled

Known to fit water cooled 250cc full auto atvs

All measurements are approximate due to the difficulty in measuring the unusual shape of the tank

Mounting hole measurement: 40mm (1

Mounting measurement: [plate] center-to-center 104mm (4

Variator Clutch Assembly - GY6 50cc Scooter 138738 Known to fit water cooledFront Drive Variator Clutch Assembly GY6 50cc [QMB139] CVT Auto Complete variator assembly for the CVT fully automatic 50cc engines on several makes and models of scooters, mopeds, go karts, and some atvs. Variator details: Drive face is plastic with a notch tab metal gear for the spline shaft Drive face center hole: 26 teeth (spline shaft) Drive face hole diameter: 14mm (0. 55 in) Drive face diameter: 9. 06cm (3. 57 in) Variator face diameter: 8.