Airsal 50mm Big Bore Cylinder Kit for QMB139 50cc (158-3)

• Turbocharge your QMB139 50cc engine's performance! • Precision - engineered for maximum power boost. • Enhance your riding experience like never before with this high - quality cylinder kit.

This Airsal 50mm Big Bore Cylinder Kit is perfect for QMB139 50cc model owners who want to upgrade their engine performance. Whether you're a daily commuter or an off - road enthusiast, this kit will give you the extra power you need. The kit features a 50mm big bore cylinder, designed to fit your QMB139 50cc engine seamlessly.