Outboard Motor Heavy Duty High-Speed Inflatable Fishing Boat Motor Engine Wair Cooling System (7Hp 4-Stroke Air Cooling)Description: Type: 4 stroke 7 horsepower long shaft :508cM capacity: 173cc Transmission ratio: 208 (27:13) The number of cylinders: 1 Maximum speed: 4500-5500 Maximum power: 51 kW 7 HP Shift position: clutch control Package volume..