87703-ZY6-U11 Mark Remote Control - Overview. The 87703-ZY6-U11 Mark Remote Control is an essential component of Honda marine engine systems, designed to facilitate remote operation of boat engine functions. It supports the remote control system by enabling wireless communication with the engine, enhancing operational convenience, safety, and control. Engineered by Honda, this genuine OEM part ensures precise fit and long-lasting performance, conforming to factory specifications, dimensions, and