Camshaft and rocker arm designed for scooter models equipped with 50cc 4-stroke engines.This assembly is compatible with the following models: Fly 50cc 4-stroke (ZAPC442 / LBMC445) Liberty 50cc AC - 4-stroke Zip 2 50cc AC 4-stroke as from 2005 (LBMC25C) Zip 2 50cc AC 4-stroke ET4 50cc AC 4T AC ZAPC26 LX 50cc 4-stroke 2V AC ZAPC38300 S 50cc 4T AC after 08 ZAPC38600 the item matches the specifications of your scooter or engine before ordering.Compatibility may vary depending on modifications or specific engine configurations.Refer to the specifications for accurate fitment. This is a compatible aftermarket part.References to brands or models do not imply OEM association.