This camshaft and rocker arm assembly is designed for use in compatible 125cc and 150cc 4-stroke scooter engines.It includes components corresponding to part numbers 14100-KGF-910 and 14431KGF910.The camshaft regulates valve timing, while the rocker arm facilitates the and closing of engine valves.This assembly supports engine performance through precise valve actuation and is intended as a replacement part for models requiring these specific components.