Mercury - Oil Drain Funnel Kit L6 Verado XL High-Visibility Marine Plastic 892866A01. Overview. Changing oil on the water or at home can be a messy job, especially with larger outboards. A small tool that makes the process smoother quickly becomes one of those items you keep close at hand. This Mercury Marine part offers exactly that. It keeps everything clean, directs the flow where it needs to go, and removes the stress of oil spilling over the anti-ventilation plate. It is the kind of simple,