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.

Automobile engines have undergone tons of changes over the years, primarily to make them more efficient. For the most part though, engine changes result from a string of iterative improvements on ...

The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...

Port fuel injection (PFI) was a major milestone in the early '80s. The integration of PFI rapidly changed the way fuel was delivered by increasing fuel economy and improving engine performance. Even ...

Fuel injection technology revolutionized the automotive industry, which helped make cars much faster. Additionally, fuel injection makes combustion engines more efficient and cleaner. But not many ...

What makes more power: carbs or computers? As soon as OEMs replaced the beloved carburetor with fuel injection, a line was immediately drawn in the sand, with carbs on one side and injection on the ...