87121-ZY2-C00 RR (BF200) Mark - Overview. The 87121-ZY2-C00 RR (BF200) Mark is a genuine OEM part designed for Honda marine engine systems, specifically suitable for the Honda BF200 series outboard engine. This component serves as an important marking or emblem on the rear side of the engine assembly, playing a role in the identification and aesthetic presentation of the engine model. Crafted to meet stringent factory specifications, its integration ensures seamless fitment and contributes to ma