This Genuine Tohatsu Marine Part is an extension housing, specifically designed for Tohatsu outboard motors. The part number for this extension housing is 3SSW61110-0. It is a crucial component that connects the engine to the propeller, providing support and stability to the entire propulsion system. Made with high-quality materials and precision engineering, this extension housing ensures optimal performance and durability. It is a genuine Tohatsu part, guaranteeing a perfect fit and compatibility with your Tohatsu outboard motor. Whether you are replacing a worn-out extension housing or upgrading your boat's propulsion system, this Genuine Tohatsu Marine Part is a reliable choice.