90103-Zw6-000 Flange (6X60) Bolt - Overview. The 90103-ZW6-000 Flange (6X60) Bolt is a critical component designed for Honda marine engine systems. This bolt, measuring 6mm in diameter and 60mm in length, supports the secure mounting and integration of engine parts within the marine system. Engineered for precise fit, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. High-quality flange bolt with exact 6x60mm dimensions designed s