87121-ZW4-000 Rr (50) Mark - Overview. The 87121-ZW4-000 RR (50) Mark serves as a rear emblem marking for Honda marine engine systems, specifically indicating the "50 MARK" on the engine cover. This part supports the aesthetic integrity and identification of Honda outboard engines. As a genuine OEM component, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. High-quality rear marking emblem indicating engine size (50 MARK).. Genuine Honda OEM part designed to match factory specifications, dimensions, and tolerances.. Ensures clean and precise fit on the rear portion of the engine cover.. Constructed for durability and resistance to marine environmental factors.. Supports branding consistency and engine identification on marine engines.. Maintains original equipment appearance enhancing the value and look of your engine.. Why Choose Genuine OEM. Using original Honda parts like the 87121-ZW4-000 RR (50) Mark preserves the