NCY Performance AC CDI (No Rev Limiter) - GY6 & 139QMB downtown 5x10 (same as 100/90-10)

5x10 (same as 100/90-10)

Includes two tension return springs

and more (7/8" Clamps) Technical Specifications

and extended wide-open-throttle use

NCY Performance AC CDI (No Rev Limiter) - GY6 & 139QMB downtown 5x10 (same as 100/90-10)Unlock your engine's full potential with the NCY Performance CDI. Designed specifically for 139QMB and GY6 based 50cc170cc scooters, this high output ignition module replaces your restrictive factory CDI with a more aggressive ignition curve and, most importantly, removes the factory rev limiter allowing your engine to reach higher RPMs and sustain power through the top of the rev range. Housed in a rugged orange billet aluminum casing, the housing