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Depends on year. My 1986 believe it or not states 100/1 right on the motor.
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∙ 12y ago
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What is the fuel oil ratio on a two stroke 1990 Yamaha outboard motor?
A non oil injected, 1990 model, 2 stroke Yamaha outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
What is the fuel oil ratio for a 1998 Yamaha 50 two stroke outboard?
50:1
What is the proper oil ratio for a 1986 Yamaha two stroke outboard?
An 1986 model Yamaha outboard requires a 50:1 ratio, roughly one pint of 2 cycle oil, to six gallons of fuel.
What is the proper fuel mixture for a Yamaha outboard motor?
Most all models of Yamaha outboards can be operated on a 50:1 fuel to oil ratio.
What is the Oil to gas ratio for Yamaha 115 Outboard?
If not using oil injection, the 115 hp Yamaha outboard will require a 50:1 ratio.
Fuel mix for 2000 model 15hp Yamaha outboard?
The fuel to oil ratio for a 2000 model, 15 hp Yamaha outboard would be 50:1. Roughly 1 pint of 2 cycle oil to 6 gallons of fuel.
What is the gas oil ratio for a 1997 6 hp Yamaha outboard motor?
The 1997 model, 6 hp Yamaha outboard, requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
What is the fuel ratio for 60 HP Yamaha motor?
The non oil injected model 60 hp Yamaha outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
What is the proper fuel mixture for a 1980 5 hp Yamaha outboard motor?
oil ratio is 1% Pierre
What is the proper oil ratio for a 1991 85 hp Yamaha two stroke outboard?
The correct ratio for 1991 85hp Yamaha is 1:50. 1 liter of oil for 50 liters of fuel.
What is the fuel mix for a Yamaha model S01359 outboard motor?
If operating the outboard, without the oil injection system, use a 50:1 ratio. This is roughly one pint of 2 cycle oil, to six gallons of fuel.
What is the oil to gas ratio amount for a 1992 Yamaha 25hp boat engine?
The 1992 model, 25 hp Yamaha outboard requires a 50:1 ratio. One pint of 2 cycle oil, to six gallons of fuel.
