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 ...

Chevrolet has announced the availability of a bi-fuel conversion kit for the 2015 Silverado 2500 and 3500 Heavy Duty trucks, which will enable the vehicle to run on either gasoline or compressed ...

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).

For most of us, the chief requirement for aftermarket direct-port electronic fuel injection is the elimination of the after-installation hassle factor. We anticipate ...

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 ...