## Cylinder Head 40.00mm 50cc Yamaha Jog 3Kj Minarelli Horizontal AC This 40.00mm cylinder head is the perfect replacement for your Yamaha Jog 3Kj scooter with a 50cc Minarelli horizontal AC engine. It provides optimal compression and efficient heat dissipation, resulting in smooth engine operation and long service life. The M14x1.25 spark plug thread ensures compatibility with popular spark plug types. ### Precision Manufacturing and Reliability The cylinder head is made of high-quality materials, guaranteeing its durability and resistance to high temperatures. Precise manufacturing ensures a perfect fit to the cylinder and optimal engine performance. The combustion chamber diameter of 40mm is precisely matched to the 50cc engine capacity, ensuring optimal combustion of the fuel-air mixture. ### Compatibility with Yamaha Jog 3Kj This cylinder head is dedicated to Yamaha Jog 3Kj scooters with a Minarelli horizontal AC engine. Its installation is simple and does not require specialized tools. By choosing this cylinder head, you are investing in the reliability and longevity of your scooter. ### Technical Data: * Diameter: 40.00mm * Spark plug thread: M14x1.25 * Compatibility: Yamaha Jog 3Kj, Minarelli horizontal AC, 50cc