37mm 39.5mm Cylinder Doom For 39CC B1 A4 Water Cooled Pocket Bike(39CC)

There are two verision of the cylinder kit.39CC : 37mm for piston46CC:39.5mm for pistonDisplacement (ml) : 39CCNo. of Cylinders : 1 CylinderSpecial Features : Cylinder Type : AluminumModel Name : CY223Item Type : engines

• Dissipation: The water-cooling design is specifically designed for 39CC water-cooled engines, optimizing dissipation efficiency to ensure that they do not overheat during long rides.
• Compatibility: Available in two specifications, 37mm and 39.5mm, it is compatible with engines of small motorcycles such as B1 and A4.
• Wear resistance: The sturdy aluminum is cast from lightweight aluminum , which is corrosion-resistant and wear-resistant, thus extending the service life of the cylinder .
• Stability: Processing ensures a tight fit of the cylinder gasket, preventing coolant leakage and ensuring stable engine .
• Easy installation: Direct replacement. Specifically designed for components, no additional adjustments are required. Easy installation saves maintenance time.