Delphi is developing an engine fuel injection technology that could improve the fuel economy of gas-powered cars by 50 percent, potentially rivalling the performance of hybrid vehicles at less cost.

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 ...

Adding a good fuel additive can help stabilize fuel and keep your motorcycle’s engine performing at its peak. A good fuel additive should be a part of your regular maintenance no matter where you live ...

What seemed like a revolutionary and reliable idea turned out to be one of GM's biggest engine-related flops.