I had the radiator serviced on my car; just preventive maintenance. I noticed on the repair invoice I was charged for a ...

Falling victim to radiator boil-over or having your hot rod vapor lock while cruising through town is never a good feeling. Finding yourself in the left turn lane at a red light with the engine ...

The "hot" in hot rod has meaning. High-performance engines make power through heat. Heat is as much a part of the performance equation as fuel, air and spark. Heat expands air and provides an optimum ...

In this month’s troubleshooting situation, the equipment that needs servicing is a split system and the refrigerant flow control is handled via an EEV (Electronic Expansion Valve, shown in Figure One, ...

Many of us have a deep appreciation for the cooling systems in our homes, whether we realize it or not. What do we really know about the cooling side of our HVAC systems? Do we need to know more?

Coolant is generally the most neglected fluid on a truck, and it leads to significant woes downstream. In fact, Lawrence Wong, product technical specialist for Chevron Lubricants, said about 40% of ...

In the classic air-cooled VW boxer engines—and even current motorcycle, ATV, and aircraft configurations—engine cooling is achieved through airflow alone. Cast cooling fins, surrounding cylinder ...

With San Diego’s “Time-of-Use” (TOU) pricing from SDGE, when you run your AC is just as important as how often you run it. A major part of modern AC maintenance involves optimizing your thermostat. If ...