Over the years we've seen diesel engines fueled with everything from cooking oil to ATF, and just about every other imaginable liquid or gas in between. But nothing has impressed us as much as ...

Fuel injection, it’s the wave of the future. Well, at least it was in the late 1970s and early 1980s. This was really the dark ages of fuel delivery in cars and trucks. Carburetors worked pretty well ...

The benefits and shortcomings of EFI versus carburetion is a hot and ongoing battle in the hot rod community-and one that we're not going to engage in for this feature. No, for this one we're going to ...

As we suspected back in May based on spy shots, Chevrolet is adding a bi-fuel version of the tenth-generation Chevy Impala that can run on both regular gasoline and compressed natural gas (CNG).