This Genuine Tohatsu Marine Part is a Piston Ring Set with the part number 3C7-87123-0. It is designed specifically for Tohatsu outboard motors and is a crucial component for maintaining optimal engine performance. The piston ring set ensures a tight seal between the piston and cylinder wall, preventing any loss of compression and maximizing power output. Crafted with high-quality materials, this genuine Tohatsu part guarantees durability and longevity, making it a reliable choice for any marine enthusiast or professional.