Koso GY6 Variator Kit

Koso High Performance Variator Set (FB224003) for 125cc and 150cc GY6 4-stroke engines. This variator dissipates heat better, has in increased CVT range and has an optimized ramp design for improved acceleration! Made in TaiwanDissipates HeatIncreases CVT RangeOptimized Ramp Design for Improved AccelerationIncludes 18x14 (9g) Roller Weights