That set up usually means a lot less mass within the cylinder head and decreased bodyweight for the general outboard. Simultaneously, 4 valves for every cylinder usually means fantastic engine combustion, which contributes to horsepower, torque and gas effectiveness. Speedy Acceleration Subscribe to acquire all the most recent Yamaha merchandise https://yamaha-175-hp-outboard-mo12456.ampblogs.com/helping-the-others-realize-the-advantages-of-yamaha-225-hp-outboard-motors-72293094