17931-ZW9-830 Throttle Remote Arm - Overview. The 17931-ZW9-830 Throttle Remote Arm is an essential component of Honda marine engine systems. It enables precise remote control of the engine's throttle, facilitating smooth and responsive operation. Designed expressly for Honda engines, this throttle remote arm supports reliable engine control and efficient performance. Manufactured to meet OEM specifications, it ensures seamless integration with existing parts, maintaining optimal performance and