90105-ZX2-C00 Bolt-Washer (8x60) - Overview. The 90105-ZX2-C00 Bolt-Washer (8x60) is a crucial component designed for Honda marine engine systems. This bolt and washer assembly serves as a secure fastening solution, ensuring that critical parts remain firmly attached to maintain operational reliability in demanding marine environments. Manufactured to the exact specifications of genuine Honda parts, it ensures seamless integration with existing parts, maintaining optimal performance and durabili