100cc 4-Stroke Bicycle Gas Engine Motor Bike Modified Gas Motorized Engine Kit

1 100cc 4-Stroke Gasoline Engine. Enjoy Riding: This kit converts your bike into a motorized bicycle, with max. Bore x Stroke: 56x40 mm. Also, the 56mm bore cylinder increases the bearing capacity, and reduces the working temperature, making it easier to start, while providing continuous output over a range of speeds.

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