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You are here: Home > Parts Department > Scooter Parts > Parts by Engine Model > 50cc OEM Stock 4-Stroke Engine Parts QMB139
QMB139 50cc Engine Parts
In this category you can find all the parts for your Chinese 50cc 139QMB engine. This engine is used on most four stroke Chinese scooters and most of the parts have a universal fit regardless of the manufacture or brand. We stock every part you will ever need, all the way down to the nuts and bolts. You can literally build a complete engine with all the parts we have in stock for this engine.

Click on the figure diagram to view all the parts, see close up pictures, read descriptions, and add to cart.
Cylinder Head Cover (Figure. 1) Cylinder Head (Figure. 2)
Cylinder (Figure. 3) Crankcase Cover Left (Figure. 4)
Drive Starter (Figure. 5) Driven Puller (Figure. 6)
Starting Motor Clutch (Figure. 7) Stator and Fan (Figure. 8)
Cover Of Crankcase Right (Figure. 9) Generator of Oil Pump (Figure. 10)
Crankcase Right (Figure. 11) Cover of Gearcase (Figure. 12)
Crankcase Left (Figure. 13) Plastics Engine Cover (Figure. 14)
Carburetor (Figure. 15)