What kind of fuel does a Mercury outboard take?

Unleaded Regular
Specifications – 115

HP / kW 115 / 86
Recommended fuel Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oil Mercury FourStroke Oil 10W-30
Engine protection operator warning system SmartCraft Engine Guardian
Compatible with SmartCraft digital technology Yes

What octane gas should I use in my Mercury outboard?

Verado 275/300hp – Premium Unleaded Petrol with a minimum 95 octane recommended for maximum performance. Verado 350hp – Premium Unleaded Petrol with a minimum 95 Octane Recommended for Maximum performance. Verado 400R – Premium Unleaded Petrol with a minimum 98 octane.

What gas should I use in an old outboard?

Tech Tip: The best solution with old outboards is to run straight gas – if you can find it. Some mechanics may also have the ability to “recalibrate” a carburetor to tolerate E10 (note: gas with ethanol greater than 10% should never be used with any boat engine).

What is the oil to gas ratio for a 2 stroke outboard motor?

Use a 40:1 two-cycle oil mix ratio. One gallon of gasoline combined with 3.2 oz of two-cycle engine oil.

Can I use regular gas in my outboard motor?

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.

What fuel should I use in my outboard motor?

All current outboard, sterndrive and inboard gasoline engines are designed to operate safely on fuel with no more than 10 percent ethanol (known as E10), and under no circumstance should fuel with more than 10 percent ethanol (such as E15 or E85) be used in a marine engine.

Should I run premium gas in my outboard?

Current recommendations are to use a minimum of 87 octane, 89 octane is preferred. There is no additional benefit from using higher-octane fuels, in fact they may cause hard starting conditions in hot weather.

Can you use regular gas in an outboard motor?

What fuel should I use in my outboard?