Mercury - Sterndrive & Inboard Oil Change Kit 4-Stroke Marine Engine Service 8M0182228. Overview. There's something grounding about taking care of your own boat. You lift the engine hatch, feel the warmth of a motor that's worked hard for you, and you know it's time to return the favor. The Mercury 8M0182228 Sterndrive and Inboard Oil Change Kit turns that routine service into a simple, satisfying job. Everything you need is in one box, and once the fresh oil is poured and the new filter is snug