Suzuki 300 HP Outboard EngineSuzuki 300 HP Outboard Engine Suzuki 300 HP Outboard Engine are the worlds first 300hp four stroke outboard to feature contra rotating dual propellers. As an authorised Suzuki dealer, we know that when it comes to powering larger, heavier vessels, you need more than just raw horsepower; you need "grip." The DF300B delivers exactly that, combining massive torque with the refined, fuel efficient performance that has made Suzuki the leader in V6 outboard