Motorcycle Engine Accessories Camshaft Tappet Shaft & Rocker Arm For Scooter 400 Skywave 400CC AN400 12710-15F01 Material: Cast Steel Special Features: Direct replacement of parts Item Diameter: N/A External Testing Certification: ISO9001 Displacement (ml): 400 Model year: Compatible with Scooter 400 Skywave 400CC AN400 2003–2006 This camshaft tappet shaft and rocker arm assembly is designed as a direct fit for the Scooter 400 Skywave 400CC AN400 models from 2003 to 2006.Constructed from cast steel, the components are built to support engine under standard conditions.The design proper valve actuation by maintaining synchronized movement between the camshaft and rocker arm, aligning the peak lift of the cam lobe with the tangent point of the rocker arm for consistent performance.The kit supports efficient intake of combustible mixture and effective exhaust expulsion by optimizing valve timing.It is engineered to match specifications, allowing installation without modifications.This set includes one camshaft and one rocker arm, intended to restore or maintain engine functionality for compatible.