Mercury

Mercury outboard motors power everything from fishing boats to high-performance speedboats, and they demand specific maintenance routines to keep running reliably. Whether you own a two-stroke or four-stroke Mercury engine, understanding how to change the oil and perform basic upkeep protects your investment and keeps you on the water. Mercury engines differ from automotive powerplants in cooling systems, fuel delivery, and lubrication needs—details that matter when you're maintaining your own equipment.

These articles cover the practical steps for servicing Mercury outboards: how to locate and access the oil drain plug, what weight and type of oil your specific model requires, how often to change it based on hours of operation, and what to do with used oil. You'll also find guidance on seasonal maintenance, winterization procedures, and troubleshooting common issues that arise between service intervals.