56118-ZVT-000 Cord Grommet - Overview. The 56118-ZVT-000 Cord Grommet is a specialized rubber seal for Honda marine engine systems. This component safeguards electrical cords from environmental damage and water intrusion, playing a crucial role in maintaining reliable operation of marine electrical systems. Designed for seamless integration with existing hardware and hoses, it upholds the original equipment manufacturer's standards for fit and durability.. Key Features. Flexible rubber construct