06373-ZW5-U11 Speedometer Kit - Overview. The 06373-ZW5-U11 Speedometer Kit is an essential component of the Honda marine engine systems. It supports the instrumentation system responsible for providing the vessel's speed data, essential for safe navigation and optimal boat operation. As a genuine Honda part, this speedometer kit guarantees reliable and precise readings, helping boaters maintain control and awareness while on the water. Designed to fit flawlessly with Honda marine engines, it en