Yamaha 20 hp four-stroke outboards Model: F20 (imported) horsepower (hp): 20 cubic volume: 0.559 plate height (mm): 557 Weight (kg): 51.7-60.7 Displacement (cc): 362 Number of cylinders: 2 maximum fuel consumption (L / h): 6.8 random tank: 24L (external tank) oil supply: Wet lubricating propeller wheelbase (inches): 11 corresponds to the maximum output power propeller revolutions: (r / m): 14.7 kw (20ps) / 5500 Yamaha (Yamaha) marine engine with stable performance, high-powered, low fuel consumption, low emissions and other characteristics, excellent rust and corrosion systems can help increase the durability of the outboard motor, and its durability is the marine a recognized brand engine.