Hoca 250cc Roller Weights Axles ** Excludes the 47/49cc reed

** Excludes the 47/49cc reed inducted engine found on small cag pocket bikes and pocket quads

Replaces Yuasa part numbers YB12AA

Specifically covers the following models: Chinese made 50-250cc scooters including the QMB139 4-stroke engine and 125-150cc GY6 Engines Aprilia SR50 1994-1999

Razor 6-Pin Electrical Kit for the following models:

Hoca 250cc Roller Weights Axles ** Excludes the 47/49cc reedHoca Roller Weights for 250cc water cooled 172mm engines. Commonly found on 250cc water cooled Chinese scooters, CFMoto V3 and V5 motorcycles and much more. We recommend starting performance upgrades by changing the variator roller weights first. Heavier roller weights= A slower take off speed with more acceleration and a higher top speed. Lighter roller weights = A faster take off speed with less acceleration and lower top speed. Please see our