Spark Plug:Spark Plug is a high peformance spark plug.
CDI: This is a AC CDI 6 pins and Aluminum alloy, works with the GY6 type plug on it, with an AC ignition system.
Ignition Coil:The special tight coil design made for current resistance that increases the firing speed.
Fit: For the GY6 50cc, 125cc, and 150cc 139QMB, 152QMI and 157QMJ based engines.
Material : Plastic ,Aluminum alloy
CDI Size:about 7cm*4cm*5cm
Spark Plug:Length: about 6.7cm
1 * Racing CDI
1 * Ignition coil
1 * Spark Plug
Please check wheather you need the AC fired CDI or DC fired CDI for your scooter before you order it ,thanks.
Instruction is not included.