90003-ZV0-003 Bolt Reel Cover - Overview. The 90003-ZV0-003 Bolt Reel Cover is an essential component designed specifically for Honda marine engine systems. It plays a crucial role in securing the reel cover, which protects critical internal parts of the engine from external damage and contaminants. By ensuring seamless integration with existing parts, this bolt helps maintain optimal engine performance and durability in demanding marine environments.. Key Features. Genuine OEM Honda bolt design