Stator Regulator Rectifier Gasket for Linhai ATV 300-D T3B / 400-D EFI E4 This gasket is designed to fit the stator regulator rectifier on Linhai ATV models 300-D T3B and 400-D EFI E4.It provides a secure seal between components to maintain proper engine performance.The part is engineered for precise alignment and function within the ignition system.It is intended as a replacement component for maintenance or repair of the stator assembly. Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.