Valve gunk is nasty stuff that comes from the toxic vapor of steam, oil, gasoline and hydrocarbons circulating around the inside of your engine. A normal process of combustion in any gas powerplant, ...

It has been touted as the automotive holy grail, the ultimate marriage of better performance and greater fuel economy. It’s the direct-injection (DI) engine, the latest technology designed to squeeze ...

What is gasoline direct injection and how is it different from traditional methods of getting fuel into your car's engine? Antuan Goodwin Senior Writer, Electrified Cars Antuan started out in the ...

Direct injection, as the name suggests, refers to a type of fuel system which introduces fuel directly into an engine's combustion chambers. This differentiates it from conventional injection systems ...

GM Powertrain announced today it will deliver a 3.6-liter V-6 gasoline engine with direct injection and variable valve timing (VVT) technologies in the 2008 model year. A vehicle application will be ...

I've been considering a Lexus IS250, and my internet research has highlighted problems with carbon build-up on the intake valves of the direct injection V6. I assume as the problem is because the ...

General Motors' use of the latest engine technology to help rebuild its image continues this fall with a powerful new engine for a pair of Cadillacs. The 300-hp, 3.6-liter V6 slated to debut in the ...

NEW DELHI: Bosch, the German auto technology giant, is leading a consortium to develop a direct injection system for compressed natural gas (CNG) run engines as well. In the Direct4Gas project, ...

It was a red Lamborghini Countach, parked with its scissor doors open to let the sunlight in, what most probably sparked Alex's love for cars. Even though he was less than three years old when he saw ...

Gasoline direct injection (GDI) continues to be a weapon in the technology armoury of automakers in their fight to reduce CO2. Manufacturers believe that homogeneous applications of GDI will be ...

How does direct fuel injection work? Instead of having injectors in a throttle body, or in the intake manifold, a direct injection system makes use of an injector that fires into the combustion ...