“No rev limit” racing capacitive discharge ignition (CDI) module for 125cc & 150cc GY6/QMB139 Honda-style Chinese made scooter engines This gas scooter part is a high performance CDI designed to increase your acceleration and performance Description “No rev limit” racing capacitive discharge ignition (CDI) module for 125cc & 150cc GY6/QMB139 Honda-style Chinese made scooter engines.This gas scooter part is a high performance CDI designed to increase your acceleration and performance. A simple “plug and play” switch of your CDI is all it takes for increased acceleration, particularly on hills and steep inclines.125cc & 150cc GY6 style engines are commonly found on Chinese made scooters, pit bikes, go karts, dirt bikes, and ATVs.This is an upgraded version of Monster Scooter Parts G07-1452 CDI. This CDI provides better RPM display readings as compared to the Version 1 125cc & 150cc racing CDI.Compatibility is based on matching wiring and connectors. Please ensure your make and