Cylinder Body 50mm GY6 Big bore QMB139 139QMB

87820
  • $10.29


* Bore: 50mm 
* Please see picture for measurements

Upgrade 39mm/50cc  to 85cc/50mm

50mm Cylinder for GY6 for upgrade GY 50CC 139QMB 139QMA scooter Engine. Works with engine code like 139QMB 139QMA. They are mainly used on Chinese 49 or 50cc 4 Stroke Air Cooled Scooter/Moped, like Baotian BT49QT or Benzhou, Jinlun 50QT etc


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