The Tohatsu Piston Ring Set (O/S) is a high-quality replacement part designed specifically for Tohatsu outboard motors. This set includes oversized piston rings that are precision-engineered to provide a perfect fit and optimal performance. The part number 3B7-87124-1 ensures compatibility with a wide range of Tohatsu outboard motor models, making it a versatile and reliable choice for your engine maintenance needs. Constructed from durable materials, these piston rings are built to withstand the rigors of marine environments and deliver long-lasting durability. Whether you're performing routine maintenance or repairing a damaged engine, the Tohatsu Piston Ring Set (O/S) is a dependable choice that will help keep your outboard motor running smoothly for years to come.