87121-ZVL-010 RR (BF250) Mark - Overview. The 87121-ZVL-010 RR (BF250) Mark is an essential genuine part for Honda marine engine systems, specifically designed for the Honda BF250 outboard motor. This rear emblem or mark plays a crucial role in identifying and maintaining the integrity of the engine's external appearance and branding. As part of the Honda-Active Marine system, this mark supports system recognition and contributes to the overall marine engine's operational reliability. Manufactur