The Genuine Tohatsu Marine Part is a Power Head Gasket Set with the part number 3BJ-87121-0. This set includes all the necessary gaskets for the power head of your Tohatsu outboard motor. It is a genuine Tohatsu part, ensuring high quality and compatibility with your engine. The power head gasket set is essential for maintaining a proper seal and preventing leaks in the engine. It is recommended to replace the gaskets periodically to ensure optimal performance and reliability of your Tohatsu outboard motor.