Archive for the ‘direct injection’ Category

Direct injection, once the domain of luxury and high-performance models only, will soon be available on a humble Hyundai. The South Korean automaker has unveiled its new 2.4-liter Theta II GDI (gasoline direct injection) that will debut in the 2011 Sonata early next year.

With a compression ratio of 11.3:1, the 2.4-liter Theta II GDI delivers a peak output of 198 horsepower and 185 pound-feet of torque--enough to justify Hyundai’s decision to drop the V-6 option on the new Sonata.

Direct injection technology works by spraying fuel directly into the combustion chamber at pressures of more than 2,000 psi. This results in a more...

Here at TheCarConnection.com, we read a lot of automaker press releases. A week ago today, a pretty unusual one landed on our desks: GM was touting the text of a letter from a "disgruntled owner" of its new 2010 Chevrolet Camaro.

Surprise, surprise, the owner wasn't actually unhappy. Instead, it was a mock complaint citing all the wonderful aspects of the 2010 Camaro in the guise of problems.

For instance, "it's too sexy." And, "they gave me the wrong motor" because "this thing is way too fast for a V6. It practically LEAPS when I step on the gas." And so forth.

It was so in line with GM's talking points that we figured it had been written...

Direct injection is a term thrown around a lot by automakers these days, usually on their more premium or fuel-efficient models. It’s one of those technologies that automakers and consumers alike can really love. After all, direct injection technology can help boost horsepower while also reducing fuel consumption.

For anyone unfamiliar with the technology, it’s essentially a fuel injection system where the fuel entering the engine is highly pressurized and injected via a common rail fuel line directly into the combustion chamber of each cylinder, as opposed to conventional multi-point fuel injection that happens in the intake tract, or...