90512-ZV4-000 Washer Plain (6mm) - Overview. The 90512-ZV4-000 Washer Plain (6mm) is a crucial component designed to support Honda marine engine systems. This 6mm plain washer functions primarily as a fastening element that distributes load evenly to prevent damage to connected parts, thereby ensuring stability and reliability in mechanical connections.. Key Features. OEM/genuine Honda part designed specifically for marine engine applications.. Precisely manufactured to meet factory specifications, dimensions, and tolerances.. Ensures seamless integration with existing hardware, seals, or housings in the marine engine system.. Provides consistent and reliable load distribution to protect engine components.. Enhances the overall durability and performance of the marine engine system.. Integral in maintaining the mechanical integrity of fastening assemblies.. Why Choose Genuine OEM. Using original Honda parts like the 90512-ZV4-000 Washer Plain (6mm) preserves the integrity of your marin