90111-ZW4-H11 Socket (5X0.8) Bolt - Overview. The 90111-ZW4-H11 Socket (5X0.8) Bolt is a precision-engineered fastening component specifically designed for Honda marine engine systems. This bolt plays a crucial role in securely fastening various engine components, safeguarding the system's integrity and ensuring safe, reliable operation in marine environments. Manufactured to meet strict OEM standards, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. OEM Genuine Honda socket head bolt with 5mm diameter and 0.8mm thread pitch.. Designed specifically for Honda marine engine and rigging applications.. Ensures secure mounting and stability of engine components within the marine system.. Manufactured to factory specifications guaranteeing dimensional accuracy and fit.. Integrates cleanly with existing hardware and seals to avoid leaks and mechanical issues.. Durable construction supports long-lasting performance even in hars