Can I put 89 octane in my boat?
You can fuel it up similarly to your car! Personal boats can use the same type of gasoline as your vehicle, including unleaded (87 octane), mid-grade (octane 89), premium (octane 93), and diesel.
Should you run your outboard out of gas?
No. If you are REALLY worried, fog the motor as is runs out of fuel. You can use a fuel stabilizer to keep your fuel fresh over the winter. Before you put your boat away for the winter, fill the tank about 90-95% and be sure to add the appropriate amount of fuel stabilizer.
Do outboard motors need premium gas?
Its owners manual states that the recommended fuel is leaded regular, with the second choice being leaded premium. That said, your choice of fuel remains critical. Burning 87-octane gasoline in a two-stroke outboard causes carbon buildup that shortens engine life.
What is octane gas best to use for two stroke outboard motor?
Re: What octane gas is best to use for a two stroke outboard motor. The only time higher octane fuel is an advantage is if the engine is ECU controlled and even then it must have a knock sensor or other means of identifying detonation.
Do you need 87 octane for an outboard?
Most outboards are designed to use 87 octane you don’t need better. Will it make old stale gas better, no; once gas has gone bad the only real use for it is starting a bonfire. You are throwing your money away buy trying to doctor up old gas.
What kind of gas do I need for my Yamaha outboard motor?
Octane questions aside, one thing everybody agrees on is the importance of buying quality fuel. “The best thing you can do for any motor is buy gas of known, high quality,” says David Grigsby, Yamaha’s product manager. “We recommend 87 octane for both our two- and four-stroke motors.
Can a premium gasoline pass through a low octane engine?
To answer the last question first: no. Premium gasoline does not pass partially burned through an engine designed to run on lower octane fuels. It burns as completely as a mid-range-octane or low-octane gasoline.
Most outboards are designed to use 87 octane you don’t need better. Will it make old stale gas better, no; once gas has gone bad the only real use for it is starting a bonfire. You are throwing your money away buy trying to doctor up old gas.
Re: What octane gas is best to use for a two stroke outboard motor. The only time higher octane fuel is an advantage is if the engine is ECU controlled and even then it must have a knock sensor or other means of identifying detonation.
Can you run higher octane gas in Yamha outboard?
So bottom line is do NOT run the higher octane fuel in your yamha outboard motor. I asked Yamaha the same question. In my case the only non ethanol gas in my town was 93 octane.
Octane questions aside, one thing everybody agrees on is the importance of buying quality fuel. “The best thing you can do for any motor is buy gas of known, high quality,” says David Grigsby, Yamaha’s product manager. “We recommend 87 octane for both our two- and four-stroke motors.