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straight fuel/4 stroke
50:1
50:1
Start by checking your basics. Spark, fuel, compression, and air/fuel mixture.
50:1 ratio ie. 100ml oil to 5l fuel
fuel oil mixture 40:1 a good rule is to mix all outboards no matter what horse power a pint to 5 gallons
It depends what year. The older ones use 24:1.
A 1986 year model 30hp Johnson outboard uses a 50:1 fuel to oil ratio.
That's the motor, which burns fuel and propels the boat.
A 115hp Mercury outboard boat motor has a fuel to oil ratio of 50 to 1. This translates to 16 ounces of 2-cycle oil to every 6 gallons of fuel.
cut of fuel supply
25:1