Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?

Improving fuel efficiency and reducing CO2 emissions as much as possible is one of the main tasks for the struggling American automaker General Motors who is currently facing a 60-day deadline to ...

Ralph Hanson December 18, 2008 Comment Now! General Motors has implemented new direct injection technology into the four-cylinder and six-cylinder engines found in the Chevrolet Equinox range, helping ...

Ricardo, Inc. is a leading independent provider of engineering technology for several industries including military, automotive and power generation. Presenting at the U.S. Department of Energy's 2009 ...

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 ...

While many of its rivals are offering direct injection technology on its engines in an effort to boost performance and fuel economy, Ford decided on skipping on the innovative technology for its ...

The other day I dropped my car off at a European specialist shop, and while I was there, a technician was working in the engine bay of a Mk7 Golf R, cleaning out carbon deposits off the intake valves.

It's an amazing time when there's new technology in the industry as it forces a new rivalry in speed parts, and direct-injection is firmly in the high-performance arena whether anyone likes it or not.

SAE Transactions, Vol. 107, Section 3: JOURNAL OF ENGINES (1998), pp. 2172-2182 (11 pages) Direct Injection technology represents a major breakthrough for both, Gasoline and Diesel engines with ...

Direct injection systems, in which a high-pressure fuel pump pressurizes the fuel for injection directly into the cylinder by an injector, provide greater freedom in the injection timing and volume ...

Ford of Europe will install gasoline direct-injection, spark-ignition engines into some of its smaller vehicles beginning in 2003. Called Duratec SCi - for Smart Charge injection - the engines feature ...

Knowing the inner workings of a vehicle comes with its set of benefits. You know the risks associated with potential issues, understand the causes, and can quickly fix things DIY-style. It is ...