## Complete Cylinder Kit 47.00mm 72cc, Cast Iron, 13mm Piston Pin, 139FMB 50 4T AC Boost the power of your scooter with this 72cc tuning cylinder kit, designed for 139FMB engines. This high-quality kit from a reputable brand offers a significant performance increase, providing a more dynamic and exciting riding experience. ### What's included in the kit? The kit includes: * A cast iron cylinder with a 47mm diameter, guaranteeing durability and longevity. * A complete piston, precisely matched to the cylinder. * A set of gaskets, essential for correct assembly. ### Compatibility This kit fits most Chinese mopeds with a manual gearbox and semi-automatic clutch, equipped with a 139FMB 50 4T AC engine. ### Recommendations For optimal results, it is recommended to use an ignition coil with a higher voltage and an iridium spark plug or a Japanese Denso spark plug. ### Technical parameters: * Total cylinder height: 89mm * Height without sleeve: 63mm * Outer sleeve diameter: 52.3mm * Material: Cast iron * Cylinder capacity: 72cm³ * Piston pin diameter: 13mm * Cylinder bore: 47.00mm ### Why choose this kit? By choosing this cylinder kit, you are investing in quality and reliability. The cast iron construction ensures long-lasting performance, and the precise manufacturing guarantees optimal performance. Increase the power of your scooter and enjoy a dynamic ride!