90134-ZY3-000 Screw-Washer (6X40) - Overview. The 90134-ZY3-000 Screw-Washer (6X40) is a specialized fastener designed for Honda marine engine systems. This screw, featuring a built-in washer measuring 6mm in diameter and 40mm in length, plays a critical role in securely assembling rigging and accessory components. As an OEM genuine part, it guarantees seamless compatibility with Honda marine engines, ensuring durability and long-lasting performance.. Key Features. Screw with integrated washer design, sized 6X40mm.. Genuine OEM Honda part manufactured to precise factory specifications.. Ensures secure mounting and assembly within marine engine rigging systems.. Provides optimal tension and sealing to prevent loosening under marine conditions.. Built to withstand harsh marine environments, including exposure to saltwater.. Integrates cleanly with existing Honda hardware and seals for dependable performance.. Why Choose Genuine OEM. Using original Honda parts like the 90134-ZY3-000 Screw