17841-ZW9-830 Throttle Rod - Overview. The 17841-ZW9-830 Throttle Rod is a critical component of the Honda marine engine systems. Serving within the throttle control system, it acts as the linkage transmitting the movement from your throttle control to the marine engine's carburetor or fuel injection system. This part is essential for smooth and responsive acceleration and reliable engine speed management, ensuring your marine engine operates effectively and efficiently. Designed to integrate se