87121-ZW7-900 RR (BF115) MARK - Overview. The 87121-ZW7-900 RR (BF115) MARK is a genuine decal designed for Honda marine engine systems, specifically tailored for the Honda BF115 outboard motor. This product supports the engine's exterior marking system, serving as an authentic rear emblem that helps maintain the professional and factory-standard look of your outboard motor. By preserving the original appearance, it ensures seamless integration with existing parts, maintaining optimal performanc