Description: High performance racing CDI based on GY6 engine Made from high quality material, this spark plug is very durable in using The coil can improve combustion efficiency and strengthen electrical performance Fit for Gy6 50 CC 125 CC 150 CC engine based ATV Scooter Moped Dirt Bike Go Kart The CDI has 6-pin connector with an AC fired system to eliminate Rev-limit Specification: Material: Plastic Coil & CDI, Ceramic Spark Plug Color: Orange Spark 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'' Fitment: For GY6 50CC 125CC 150CC Motorized Motorcycle, ATV, Scooter & Go Kart Package Includes: 1 Piece Ignition Coil 1 Piece CDI Box 1 Piece Spark Plug Note: Please make sure that the part you're replacing is the same as the picture shown before purchasing