Carburetors are old news. We've moved on to electronic fuel injection long ago. But of the two main varieties of fuel ...

Every new car sold in the United States today uses fuel injection, but not all fuel injection systems are the same. Some cars use port injection, while others use direct injection. Some even use both.

Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The ...

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 ...

In the ten years since its debut in the Corvette, the LT family has grown significantly with several variations offered across many GM platforms. The aftermarket has responded positively and is ...

Direct injection. Just about every car has it now, and those that don’t probably will in the next few years. It can add power, reduce emissions, and is a big part of why just about everybody is ...

The basic difference between direct injection (DI) and the port-fuel injection (PFI) systems we've become familiar with since the mid-1980s is that PFI sprays fuel into the intake manifold (behind ...

Most new petrol cars you see today are equipped with fuel injection systems or injector motors. These have almost wholly supplanted older carburetor motors. They are more reliable, effective, and ...

Ford Motor has patented a method for adjusting injection timing of closely spaced multiple injections using the same injector. The system adjusts timing based on previous injections, optimizing fuel ...