16961-MCT-010 Three Way Joint - Overview. The 16961-MCT-010 Three Way Joint is a critical rigging component designed for Honda marine engine systems. Acting as a junction point, it connects three separate lines or hoses within the marine fuel or water flow systems, ensuring smooth and reliable operation. Precisely engineered to meet Honda's factory specifications, this joint integrates seamlessly with existing components, maintaining optimal performance and durability in demanding marine environ