14626-P8A-A00 Exhaust Rocker Arm A - Overview. The 14626-P8A-A00 Exhaust Rocker Arm A is a vital component within the exhaust system of Honda marine engine systems. It plays a key role in controlling the opening and closing of exhaust valves, supporting efficient engine operation and performance. Crafted to meet Honda's strict OEM specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. This exhaust rocker arm specificall