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 ...

If you flip through the list of features on just about any new car or truck, you’re likely to see the words “direct fuel injection,” or DI. The concept is straightforward enough -- engineers have ...

To save time and money, you might want to learn how to clean fuel injectors without needing to rely on professionals. But do ...

How Gasoline Direct Injection causes Chain Wear, Fuel Dilution, and LSPI. One of the biggest changes to gasoline combustion ...

Times are a-changin’, folks. 2010 was twelve years ago, and a lot of the affordable used performance cars available today are more technologically advanced than ever. And none of those technologies ...

Question: I was having a conversation about cars with my 14-year-old son, and the topic of fuel injection came up. He wanted to know how it works, and I began to tell him, but then realized I didn’t ...

Assuming you have gotten past the concept that fuel is now shot directly into the combustion chamber, let’s talk about what happens next. The chamber on a Gen V engine has been designed with over a ...

Viknesh Vijayenthiran March 14, 2007 Comment Now! Researchers at MIT have come up with a new engine design that improves the fuel efficiency and output of today’s powerplants but at a fraction of the ...

Viknesh Vijayenthiran July 30, 2008 Comment Now! Porsche will add direct-fuel-injection technology to its high-performance Turbo and GT3 and GT2 variants of the 911 Coupe as part of the mid-cycle ...

Diesel injectors have gotten increasingly complex over the last twenty years of diesel development, but their basic design is fairly simple. Diesel fuel from the injection pump enters the mechanical ...