You're probably familiar with the term E87 gasoline, but how much ethanol is actually in it? Here's everything we know about ...

This lower octane fuel is not typically found in most states, where regular gasoline starts at 87-octane. The reason? It's all about Colorado's high altitude. At elevations above 3,500 feet ...

Dyno test of budget friendly 5.3L LS engine that makes 416 hp on 87 octane gas We put together a budget 5.7L LS engine (327 cubic inches) to show that you don't have to go broke to enjoy the ...

The Toyota RAV4 Prime bests the Dodge and VW with 302 hp, but it requires a battery and electric motor to do so. Only the ...

The B6.7 Octane, Cummins’ first-ever gasoline-powered turbocharged 6.7-liter inline-six is coming. Yes, you read that right. A Cummins that runs on 87-octane instead of diesel. Cummins has ...