The STIHL 47655103500 Valve Insert is an authentic OEM component engineered for precise fit and optimal performance in a range of STIHL engines. This essential part ensures correct valve train operation, contributing to the efficiency and longevity of your equipment. It is compatible with specific STIHL models including the TS 400, TS 410, TS 420, TS 460, TS 700, TS 800 cut-off saws, BR 500, BR 550, BR 600, BR 700 blowers, and SR 430, SR 450 mist blowers.