engine gasket set for 12" wheel, 729mm drive belt for GY6 50cc (short engine) BT13853

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. ATTENTION: Crankcase cover gasket does not fit on 10” wheel vehicles. There is a specific set for these models in our range. Set does not include crank seals; we offer these in a separate set.