Most modern vehicles have multi-port fuel injection (MFI) with a separate fuel injector for each cylinder. This system mixes the fuel and air together right in the intake port for eachengine cylinder ...

To save time and money, you might want to learn how to clean fuel injectors without needing to rely on professionals. But do ...

Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

Gregg Petersen's Hilborn-injected Chevette. The first thing you should understand is that direct-port, constant-flow fuel-injection—Hilborns, En-derles, Crowers, whatever—were never designed, nor ...

High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

Many car crafters roll their eyes and tune out when bench racing turns to electronic fuel injection (EFI). We're not here to hijack you into believing that EFI is cheap or even simple. Carburetors ...

The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...

If you have been offered a throttle body cleaning or a fuel injector service, politely decline and find a more reputable ...

Most of us with classic Chevys strive to upgrade our rides for the street. We ditch drum brakes for discs, bolt in overdrive transmissions, add air conditioning, and perform a plethora of other ...

Continuing just-auto's series of interviews with tier one manufacturers, Matthew Beecham spoke to James Zizelman, engineering director gasoline powertrain, Delphi about fuel injection systems and ...

The droplet size of the fuel droplets produced by injector systems plays a central role in the control of the efficiency of the combustion process and the production of harmful emissions. As the ...