2007 AT Yaris Disappoints me

[chew246214]

Just found a quick descrition of the difference in gasses if you really want to know..... and it has all the names I couldn't remember

http://www.zhome.com/ZCMnL/PICS/wint...winterGas.html

[Yaris Hilton]

Originally Posted by chew246214

Just found a quick descrition of the difference in gasses if you really want to know..... and it has all the names I couldn't remember

http://www.zhome.com/ZCMnL/PICS/wint...winterGas.html

That article's dated. MTBE has been gone from the U.S. gasoline supply for 4 years. It's not so much the oxygenated additives as the "distillation curve" that differentiates the winter and summer gas. Lighter, more volatile hydrocarbons in winter, heavier, less volatile ones in summer.