32:1 for motocross 40:1 for trail riding
If manufactured after 1965, an 80 hp Mercury outboard requires a 50:1 fuel, to 2 cycle oil ratio.
50:1
The fuel to oil ratio should be 32:1
If not using oil injection, the 80 hp Mercury outboard requires a 50:1 ratio, roughly one pint of 2 cycle oil to six gallons of fuel.
Yes, oil should be put in the crankcase on a 1989 Suzuki RM 250. The proper oil to use for this is a product made by Standard Oil called 80-90W Gear Oil.
The oil to gas ratio for a Suzuki DR 80 would be 1:32. This means that for every gallon of gas that is added, 4 oz. of oil must be added as well.
40 parts gasoline one part two cycle oil
80 to 1 is standard for most all trials bikes...
It is 80/1.
it will take any 2 stroke oil just mix it with petrol with a ratio of 25/1
The 1978 model, 80 hp Mercury requires a 50:1 ratio, roughly one pint of 2 cycle oil, to six gallons of fuel.