This Genuine Tohatsu Marine Part is a Power Head Gasket Set, specifically designed for Tohatsu outboard motors. It is a crucial component for maintaining the integrity of the engine's power head, ensuring a proper seal and preventing any leakage of fluids. The part number for this gasket set is 3V9-87121-1, guaranteeing its authenticity and compatibility with Tohatsu engines. With this high-quality gasket set, you can trust that your Tohatsu outboard motor will continue to perform at its best, providing reliable power and efficiency on the water.