2021 Mercury Marine® FourStroke 15 EFI Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and instant throttle response. It's worry-free boating at its best. Engine Details Low weight and awesome torque get your boat on plane quicker and provide best-in-class acceleration to complement best-in-class top speed. A perfect match for aluminum tiller, soft-hull inflatable, jon / utlity, or sail boats.