What looks like an easy way to save money at the pump can quietly become one of the fastest ways to stress a modern ...

When Clessie Cummins founded the Columbus, Indiana-based Cummins Engine Company in 1919, it was built on a spirit of innovation that continues to thrive after more than 100 years. That innovative ...

Add Yahoo as a preferred source to see more of our stories on Google. The higher the fuel’s octane rating, the less likely it is to prematurely ignite and cause engine knocking. phive2015/Adobe Stock ...

Labeling different gases as “regular” and “premium” is a bit misleading, as many cars only require regular gas and should only run on regular gas. Premium gasoline is not necessarily a luxury product ...

The answer is yes: You can mix 87 and 91 octane gasoline without blowing your engine to hell. With that out of the way, let's discuss what mixing different octane fuels does to your engine in terms of ...

octane fuel contains up to 15 percent ethanol, whereas 89 octane contains only around 10 percent. 88 octane is typically ...

SUMMIT COUNTY ” If you’ve been pumping mid-grade gasoline with an octane rating of 87 because your owner’s manual calls for that minimum, you’re probably wasting money. Prices have reached record ...

A Lycoming engine was displayed at the manufacturer's tent at EAA AirVenture Oshkosh. Credit: Bill Carey Octane is the “prima donna” of the effort to develop a high-octane unleaded fuel for the wide ...

We see the numbers every day at the local gas station, with gas sold based on octane ratings. Most people go to the lower number—usually 87—because it’s the cheapest, but what do the ratings mean, ...