Our gas is listed in a range of octane offerings, but American automakers are looking to simply that. By doing so, they say, they'll clean up the air, boost fuel economy, and save us money at the pump ...

While our automobiles have experienced remarkable changes over the past several decades, the fuels we put in them have not. Specifically, the octane rating of regular gasoline today is the same as it ...

Gasoline is a mystery to most hot rodders. For the most part, we just fill up the tank and forget about the fuel. The most difficult question is whether to step up from 89 to 92 octane. As you might ...

What is octane, and why should I care? Octane ratings are prominently displayed in large black numbers on a yellow background on gasoline pumps at thousands of gas stations across the country. Most ...

In the June 2006 issue of Motor Trend, our "Strike Force: Target Z06" cover story highlights the track test five of America's hottest tuner vehicles against America's best factory supercar: the new ...