As a diesel owner, I know the hectic heartbreak of trying to keep such an unpopular drivetrain up and running in the U.S. Most people think of big semi trucks when they think of diesel, or they think ...

Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet ...

We all know diesel engines produce Earth-moving torque to outclass gas engines in pulling power and heavy-duty workloads. We also know that diesels could outlive a similar gas engine, given proper ...

Ever been told your car is running lean? It means the engine is receiving too much air or not enough fuel during combustion. You see, your car's engine needs a very specific balance of air and fuel to ...

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 ...

Who hasn't experienced being behind the wheel and anxiously glancing at the fuel gauge as the needle hovers over empty? Whether it's due to forgetfulness or an effort to squeeze as many miles out of ...