06250-ZVL-603 Box Kit (2nd) - Overview. The 06250-ZVL-603 Box Kit (2nd) is a vital component designed specifically for Honda marine engine remote control systems. This secondary box kit supports the top mount single remote control system, enhancing the operational capabilities of your marine equipment. Carefully crafted to align with Honda's stringent quality standards, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM