Ethanol is a fact of life, but many don't understand the issues surrounding the gasoline blend. has collected as much information as possible so that our users can make informed decisions.

There are concerns when using ethanol (so-called E-10) in outboard motors, simply because the fuel systems are (by law) vented as opposed to the closed systems used in vehicles. However, there are ways to address these concerns.

Articles that provide valuable information about E-10 include:

The Boat Doctor warns of hazards of ethanol gas in marine engines

Why is ethanol gas being sold

Suggested precautions if E-10 gas must be used in marine engines

Other links that can provide additional ethanol information include:

Mercury Marine ethanol information page

Yamaha Ethanol FAQs

Briggs & Stratton ethanol information

"Pete" Landry's

For more information on StarTron and how it can help you mitigate the effects of ethanol fuel, please click here.