To keep your outboard motor running at its peak, you need to pay attention to its essential components. A few key parts can significantly affect the overall power of your motor. First up is the spark plug, responsible for igniting the fuel-air mixture. A worn or damaged spark plug can cause misfires, leading to decreased power and fuel consumption

But 10 years back, Mercury designed and engineered OptiMax–a Direct Injection engine that mixes the power of the two-stroke with the benefits of a four-stroke. Optimax has the guts, soul, speed, and power of a conventional two-stroke but its exclusive two-stage injection process produces remarkably total combustion–meaning boaters can have a gr