4-Strokes, 3-Cylinders, And All Muscle For the true outdoorsman, nothing is better than being out on the water, in search of waterfowl or fish. These are the moments you live for and they require a powerful outboard motor to match your goals and ambitions. The Suzuki DF30 4-stroke outboard is built to deliver power, performance and reliability, season after season, year after year, in any kind of weather. The Suzuki DF30s are more than just great outboard motors. They are the engines that power dreams.