63100-ZVT-000ZB Eng *NH565* Cover - Overview. The 63100-ZVT-000ZB Eng *NH565* Cover is a genuine OEM engine cover designed specifically for Honda marine engine systems. This cover plays a vital role in protecting critical engine components from environmental factors while ensuring the engine operates reliably. Painted in the distinct NH565 Grand Prix White color, it is engineered to provide a durable and precise fit that maintains the integrity and aesthetics of your marine engine assembly. With