90031-ZZ5-M00 Flange (10X32) Bolt - Overview. The 90031-ZZ5-M00 flange (10X32) bolt is a critical component used in Honda marine engine systems, specifically designed to provide secure fastening solutions that uphold the structural integrity of the system. This bolt plays a vital role in mounting and securing various engine components, ensuring reliable operation under marine conditions. Crafted to meet factory specifications and tolerances, it ensures seamless integration with existing parts, m