Features: -Improved Igniting Performance: The spark plug with an extremely fine center electrode and a pointed ground electrode ensures better igniting performance for your 2-stroke engine. -Effortless Installation: This ignition coil is designed to be easy to install, allowing you to quickly and conveniently match up with your motorized bicycles. -Optimal Compatibility: Our spark plug is compatible with both 66cc and 49cc engines, ensuring a fit for your motorized bicycles. -Quiet and Efficient: The magneto coil operates smoothly, providing a quiet and efficient ignition while ensuring thorough combustion for optimal engine performance. -Durable and Reliable: Crafted with materials, this ignition coil and spark plug combination delivers exceptional durability and reliable performance for your motorized bicycles. Specification: Color: As Shown. Material: ABS,Metal,Rubber. Size: Approx 47*40*30mm/1.85*1.58*1.18inch. Applicable: 49cc-80cc. Package Contents: 1 x Magnetic Coil. 1 x CDI ignition coil (with mountings). 1 x Spark plug Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Package Contents: 1 x Magnetic Coil. 1 x CDI ignition coil (with mountings). 1 x Spark plug