Title(en) engine gasket set for 12" wheel, 729mm drive belt for GY6 50cc (short engine). Kompletter Motordichtsatz für 139QMB/QMA GY6 Motoren. Complete engine gasket set for all Chinese-built 4-stroke GY6 139QMB/QMA scooters with 12” wheels and short engine block; v-belt length 729mm, crank-gearbox input shaft 22.5cm.
