14620-RAA-A00 Rocker Arm Assembly - Overview. The 14620-RAA-A00 Rocker Arm Assembly is a crucial mechanical component within Honda marine engine systems. It operates the intake and exhaust valves, regulating the flow of gases in the combustion chamber to ensure optimal engine performance. Engineered to meet factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. This rocker arm assembly is an OEM Honda part, desi