Mercury - 10W-30 FourStroke Oil Change Kit Maintenance Series Marine Engine Oil & Filter Set 8M0107513. Overview. When you run a 150 horsepower Mercury FourStroke, you count on smooth reliability every time you turn the key. There's something grounding about doing your own maintenance-opening the box, laying out the parts, and knowing you're giving your engine exactly what it needs. The Quicksilver 8M0107513 Oil Change Kit makes that whole process simple and satisfying. Everything's right where