90003-Zz5-M00 Bolt-Washer (6X27) - Overview. The 90003-ZZ5-M00 Bolt-Washer (6X27) is a precision-engineered component designed for Honda marine engine systems. It plays a crucial role in securing parts within the rigging system, promoting reliability and durability under marine conditions. Manufactured to meet strict factory specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. OEM Honda bolt-washer designed specifical