90108-ZZ5-D01 Bolt (8X50) - Overview. The 90108-ZZ5-D01 Bolt (8X50) is a crucial fastener used in Honda marine engine systems. This bolt supports the structural integrity of various marine engine components, helping to securely mount and fasten parts within the Honda marine engine assembly. Designed specifically for Honda marine applications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM component designed for Hond