Despite popular belief, an engine running lean does not actually run hotter. This video looks to answer many questions ...

Most Cummins engines run fine on biodiesel, but can they take the next step and run on vegetable oil? Here's a quick ...

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 ...

Those of us who drive pickup trucks expect quite a bit from our trucks’ engines. As we put them to work, whether that’s on the job, around the farm, or just doing truck stuff, there are things that ...

High-mileage engines need more maintenance attention, but does that mean you should use thicker oil? Before adding any, ...

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 ...

If you’ve been to a dealership recently, or even browsed online some, you know just how expensive a new truck is these days. It’s not out of the question to see a sticker price higher than what many ...