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 ...

NI DI Driver Systems come in 3-, 6-, 9- and 12-channel versions (2, 4, 6 and 8 channels, respectively, when used with piezoelectric DIs). System accessories include NI 9215 and Drivven Port Fuel ...

For most of us, the chief requirement for aftermarket direct-port electronic fuel injection is the elimination of the after-installation hassle factor. We anticipate ...

Volvo Group and Westport announced a partnership to accelerate the commercialization and global adoption of Westport’s High Pressure Direct Injection fuel system technology for long-haul and offroad ...

Westport Innovations Inc. on Tuesday announced a second-generation high-pressure direct-injection natural gas system usable on original equipment manufacturers’ diesels. It replaces the dual-fuel ...

Direct-injection spark-ignition (DISI) engines have been investigated for many years but only recently have shown promise as a next generation gasoline engine technology. Much of this new enthusiasm ...

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 ...

Gasoline direct injection, or GDI, is one of the most crucial bits of technology in the modern internal combustion engine. In engines equipped with GDI, highly pressurized gasoline is sprayed directly ...