It's tempting to swap a carburetor for more modern electronic fuel injection. But while such a move can improve your car, it ...

The late eighties were supposed to be the age of compromise for performance cars, squeezed by fuel prices and emissions rules ...

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 ...

Two-strokes are far simpler machines than four-stroke engines. They’re also lighter, easier to work on, and downright angrier, pumping out a lot more power per cubic centimeter of displacement, which ...

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 ...

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 ...

This is the twin TBI setup attached to the top of the new cross-ram manifold. Note that fuel enters the left TBI unit first and then on to the right unit before being returned to the tank. Although ...

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 ...

Nearly three years in the making, behold the raw power and precision of this 1/3-scale V10 engine. Coming in at 125 cubic centimeters displacement, [Keith Harlow]’s fuel injected masterpiece isn’t too ...