Misfueling a gasoline car with diesel is one of those mistakes that goes from embarrassing to expensive in a matter of minutes. The wrong fuel can damage components from the tank to the catalytic ...

A diesel engine is simultaneously incredibly simple and incredibly violent, using compression as a means of ignition. This is because of the properties of diesel fuel: Namely, diesel is less volatile ...

Modern diesel engines perform exceptionally well at 1,100 to 1,200 rpm. They deliver peak torque just a few hundred rpm above idle, and peak horsepower somewhere around 1,500 or 1,600 rpm. But what ...