14431-ZM7-000 Valve Rocker Arm - Overview. The 14431-ZM7-000 Valve Rocker Arm is a critical component within Honda marine engine systems. It plays a vital role in the valve train system by transferring motion from the pushrod to the valve, facilitating the precise opening and closing of the valves. Designed to support reliable engine operation, this part is engineered to provide seamless integration with existing components, maintaining optimal performance and durability over time.. Key Features