Scope of application——CDI ignition coil fit for Gy6 50 125 150engine based ATV Scooter Moped Dirt Bike Go Kart. Please check and compare compatibility before placing an order Professional manufacturing—–Yerf Dog Dc Cdi Box is manufactured by a professional production factory, professionally manufactured, and exquisite craftsmanship. It is the perfect repair parts. Function——The coil can improve the combustion efficiency and enhance the electrical performance. High performance racing CDI based on GY6 engine. Features—–CDI has a 6-pin connector with an AC ignition system to eliminate the limit of revolutions. CDI has a 6-pin connector and an AC ignition system to eliminate the rotation limit High-quality materials ——Made of high-quality materials, this spark plug is reliable and very strong for maximum durability. Professional manufacturing—–Yerf Dog Dc Cdi Box is manufactured by a professional production factory, professionally manufactured