90502-ZW4-H02 Washer (8mm) - Overview. The 90502-ZW4-H02 Washer (8mm) is an essential component for Honda marine engine systems. This precision washer supports various assemblies by distributing pressure evenly and providing secure fastening within the marine engine. As a genuine Honda part, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. OEM genuine Honda washer designed specifically for marine engines.. Precisely manufactured to match factory dimensions and tolerances.. Ensures even pressure distribution and secure mounting of components.. Built to withstand harsh marine environments, resisting corrosion and wear.. Compatible with Honda marine rigging and accessory systems.. Supports reliable, long-lasting mechanical performance in marine applications.. Why Choose Genuine OEM. Using original Honda parts like the 90502-ZW4-H02 Washer (8mm) preserves the integrity of your marine engine. OEM parts maintain the exact mat