This package includes a CDI, a coil ignition and a spark plug. Based on GY6 engine, the CDI has 6 pins with an AC firedsystem, and it adopts a high racing performance. Moreover, the coil can improve combustion efficiency and strengthen electrical performance. Absolutely, the spark plug is really a high quality item in the package. So, what are you hesitating for?Features:1. High performance racing CDI based on GY6 engine.2. Made from high quality material, this spark plug is very durable in using.3. The coil can improve combustion efficiency and strengthen electrical performance.4. Fit for Gy6 50 CC 125 CC 150 CC engine based ATV Scooter Moped Dirt Bike Go Kart.5. The CDI has 6-pin connector with an AC fired system to eliminate Rev-limit. Specifications:Material: Plastic Coil & CDI, Ceramic Spark PlugColor: OrangeSpark Plug Length: 7cm/2.76'Coil Length: 54cm/21.26'CDI Size: 6.5 x 3.8 x 4.4cm / 2.56' x 1.5'x 1.73'Package Weight: 252gFitment: For GY6 50CC 125CC 150CC Motorized Motorcycle, ATV, Scooter & Go KartPackage Included:1 x Ignition Coil1 x CDI Box1 x Spark PlugNote:1. The CDI will not work for Honda TRX 125 1987 1988 AND MORE!2. Please allow 0~1inch error due to manual measurement. Thanks for your understanding.3. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.4.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..