63716-ZVL-B90ZA L ENG *NH565* CVR - Overview. The 63716-ZVL-B90ZA L ENG *NH565* CVR is a high-quality left engine cover designed for Honda marine engine systems. This cover protects the engine's left side by shielding critical components from environmental factors and damage, helping maintain optimal engine performance and aesthetics. Specifically finished in the NH565 color, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genui