50201-ZZ3-000ZB Case *NH282MU* - Overview. The 50201-ZZ3-000ZB Case *NH282MU* is a genuine OEM engine cover designed specifically for Honda marine engine systems. This cover plays a crucial role in protecting the internal components of the engine from environmental damage and mechanical impact, ensuring reliable operation and longevity. As part of the marine engine's external housing system, it supports the overall function by maintaining the structural integrity and enabling streamlined water f