Tohatsu offers an outstanding line up of four stroke outboard motors, including the 90 hp, 75 hp, 60 hp (standard and "power thrust"), 50 hp, 40 hp, 30 hp and 25 hp outboard. Tohatsu’s 4-stroke outboards have all the features you are looking for and provide boaters with excellent fuel economy. These engines also include our 5 year limited warranty and meet all EPA emission regulations as well as earning a CARB 3-Star "ultra-low" emission rating. Click each outboard boat engine above, from 25hp to 90hp, for more information on mid-range four stroke outboards.