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 ...

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

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 ...

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

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...

There’s a new crop of engines on the street now that’s cleaner, more fuel efficient and hopefully more reliable than previous models. Most North American heavy-duty diesel engine manufacturers rolled ...