The dry weight of an 1990 model, 115 Mercury outboard is 326 lbs.
319 pounds
50:1
The dry weight of a 1988 model, 115 hp Mercury outboard is 312 lbs.
320 Lbs
360 pounds
The 1978 model, 115 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
125 lb
95 hp
1 quart of outboard / 2 cycle motor oil to 6 gallons of gas
The weight of a 2003 Yamaha 115 four-stroke outboard motor is approximately 363 pounds (165 kg). This weight can vary slightly depending on specific configurations and additional equipment. Always refer to the manufacturer's specifications for the most accurate information.
If not using oil injection, the 115 hp Yamaha outboard will require a 50:1 ratio.