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 ...

In our "Order of Modifications" article (see page 88), we set out to determine which parts we should add first to our '02 Dodge Ram 3500. We quickly learned that the biggest exhaust, most aggressive ...

SAE Transactions, Vol. 104, Section 3: JOURNAL OF ENGINES (1995), pp. 112-127 (16 pages) A computer model solving the 1-D flow in a typical fuel injection system for direct-injection diesel engines is ...

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 ...