That setup usually means significantly less mass during the cylinder head and reduced bodyweight for the overall outboard. Simultaneously, 4 valves for every cylinder usually means great engine combustion, which contributes to horsepower, torque and fuel efficiency. Rapid Acceleration That’s an abundance of electrical ability for battery charging and accessories, https://cristianwpfwo.blogocial.com/everything-about-yamaha-350-hp-outboard-motors-71311187