Diesel engines are known to be reliable and long-lasting, but they can also present unique maintenance issues that you must ...

If you’ve ever found yourself standing next to a diesel engine that refuses to start on a cold winter morning, you know the ...

The 5.9L and 6.7L Dodge Cummins engine is a workhorse that embraces aftermarket high-performance products, which offer incredible boosts of horsepower and torque. The twist is that Cummins has a ...

Diesel engines are notoriously robust, but if the fuel they run on gets contaminated, the engine can suddenly become much ...

I love your magazine, and all of the how-to articles I find fascinating. Well, here is my question. I am finding a rust-colored powder in my fuel filter bowl and in the bottom of the carburetor. It ...

Fuel-water separators have greater water-removal capabilities to better protect unit injectors, Caterpillar says, and deliver longer secondary fuel filter life. The separator removes 98 percent of ...

Fuel filters play an essential role in making sure your engine operates as efficiently as possible. Your vehicle’s engine relies on a stream of fuel getting pumped from the tank to the carb or ...

Like any other stored commodity, diesel fuel deteriorates with time, especially if it is kept motionless in tanks used for fleet systems, marine engines, or backup generators. Recognizing bad diesel ...

One of the methods all diesel engine manufacturers have adopted to reduce emissions - especially particulates - is to drive fuel injection pressures way up and force the fuel through ever-finer ...