That setup indicates less mass in the cylinder head and diminished body weight for the overall outboard. At the same time, 4 valves for each cylinder suggests good engine combustion, which contributes to horsepower, torque and gas efficiency. Speedy Acceleration An optimally balanced crankshaft and labyrinth exhaust provide smooth electric https://yamaha-75-hp-outboard-mot46788.onesmablog.com/the-smart-trick-of-yamaha-75-hp-outboard-motors-that-nobody-is-discussing-76286859