90014-ZY9-M01 Bolt-Washer (8X35) - Overview. The 90014-ZY9-M01 Bolt-Washer (8X35) is a specialized fastener designed specifically for Honda marine engine systems. This bolt-washer assembly plays a crucial role in the rigging and accessory system by securely fastening various engine components to maintain structural integrity and operational reliability. Manufactured to match exact factory specifications and tolerances, it ensures seamless integration with existing parts, maintaining optimal perf