Prima 15x12mm Roller Weight Tuning Kit 2g-13g | 36-Piece px200e NCY Piston Ring replacement kit

NCY Piston Ring replacement kit for the NCY 50mm piston found in the 81cc big bore cylinder kit

Genuine RoughHouse 50 Sport

Complete gasket set included (head gasket

NOTE: The front fender must be removed before installing the forks

Fits all 7/8" (22mm) handlebars

Prima 15x12mm Roller Weight Tuning Kit 2g-13g | 36-Piece px200e NCY Piston Ring replacement kitThe Prima 15x12mm roller weight tuning kit gives you 36 color coded rollers 3 of each weight from 2g to 13g to dial in your CVT transmission for your riding style, engine build, and rider weight. Designed for Yamaha Jog Zuma Vino C3 50cc 2 stroke engines and Minarelli clone motors (QMB139 horizontal). Made in Taiwan. SKU: 1400 1083. 36 rollers total 3 of each weight from 2g to 13g in 1g increments Color coded by weight for easy identification Mix and