90047-ZZ5-M00 Flange (6X55) Bolt - Overview. The 90047-ZZ5-M00 flange (6X55) bolt is a critical component in Honda marine engine systems. It serves as a robust fastening element designed to secure parts within the engine assembly, supporting the mechanical integrity and operational reliability of the marine engine. Manufactured to meet exacting factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. 6mm diameter