Product Description for Engine Cylinder Cover with Ignition Coil Revamp your motorized bicycle's engine efficiency with our Engine Cylinder Cover and Ignition Coil kit, designed for precision and durability. This essential upgrade ensures your bike's ignition system performs at its peak, providing a smoother and more reliable ride. Discover the outstanding features that make this product a must-have for your motorized bicycle: Wide Application This engine cylinder cover is compatible with 49cc, 50cc, 60cc, 66cc, 70cc, and 80cc 2-stroke engine motorized bicycles. Please verify your engine size before ordering to ensure perfect fitment and optimal performance. Enhanced Functionality Designed to replace the original ignition system, this cylinder kit effectively resolves ignition issues and significantly improves ignition performance. Enjoy a more efficient and powerful engine operation with this high-quality upgrade. Key Specifications Featuring a cylinder head diameter of 105mm (4.13 inches), an M12 spark plug mounting hole, and a mounting hole diameter of 4.5cm (1.77 inches), this kit is engineered to meet precise specifications for excellent compatibility and performance. Superior Workmanship Professionally manufactured with exquisite workmanship and a unique design, this kit guarantees stable performance and high reliability. Trust in its quality to enhance your bike's overall engine efficiency. Simple Installation The cylinder ignition coil kit is designed for easy installation. Simply connect the ignition coil to the spark plug, and then attach the spark plug to the engine cylinder head. No special tools are required, allowing for a quick and hassle-free setup. Upgrade your motorized bicycle with our Engine Cylinder Cover and Ignition Coil kit, combining premium materials with expert engineering. Ensure your bike's ignition system is optimized for peak performance and reliability. Invest in this essential component for a more powerful and efficient ride today!