Universal Parts GY6 Performance CDI AC, Part #169-27
No Rev Limit Performance CDI with Alternating Current for 150cc and 125cc 4-stroke GY6 engines.This Performance CDIs special design removes the RPM limiter and increases firing speed at higher speeds. This CDI works with most GY6 engines depending on wiring configuration and plug type. Length: 70mm. Width: 37mm. Height: 30mm. Split Plug: 2 pin/4 pin. Overall Wire Length (including plug): 6 inches. A/C - Alternating Current.