"NCY Performance CDI (AC, 6 Pin); GY6, QMB139"

This NCY performance scooter CDI igniter module works on most current AC GY6 50cc/150cc scooters made in China using the 139QMB/157QMJ engine. Higher voltage output, aggressive mapping as well as the removal of your rev limiter make this ideal for custom builds, or just simply trying to get a few more MPH's. A billet aluminum case protects this from road debris. The system voltage is raised up to 400-600 Volts by a transformer inside the scooter CDI module. NOTE: This part is for off-road use only and carries NO WARRANTY. andUSE AT YOUR OWN RISK. Brand: NCY Fits: Most AC GY6 50/150cc Scooters using the Chinese 139QMB/157QMJ Engine Size: 6 pin Please be sure to confirm the connector design will match and that you have an AC ignition system before ordering. This product is intended for off-road use only.**NOTE: Due to C.A.R.B. regulations, this product cannot be shipped to California.