This Genuine Tohatsu Marine Part is a piston ring set with the part number 3GF-87123-0. It is specifically designed for Tohatsu outboard motors. The piston ring set is an essential component of the engine's piston assembly, responsible for maintaining proper compression and preventing oil leakage. Made with high-quality materials, this genuine Tohatsu part ensures optimal performance and durability. Whether you are replacing worn-out rings or performing a complete engine overhaul, this piston ring set is a reliable choice to keep your Tohatsu outboard motor running smoothly on the water.