14441-ZW5-000 Exhaust Rocker Arm A - Overview. The 14441-ZW5-000 Exhaust Rocker Arm A is a vital component of Honda marine engine systems. This part plays an essential role in the valve train, specifically facilitating the opening and closing of the exhaust valves to ensure efficient engine exhaust processes. Crafted to match factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. This rocker arm is a genuine OEM