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 ...

Even if you don't know (or care) what a Btu is, you've probably seen a cooling system react violently once in your life. Usually taken for granted until it screws up, the cooling systems in our cars ...

We may receive a commission on purchases made from links. For much of the U.S., the concept of an engine block heater is a foreign one. Even areas like the mile-high city (Denver), which faces its ...

As engines get very hot, coolant helps distribute heat to help prevent overheating and engine damage. It also adds antifreeze protection and acts as a lubricant for some of the engine’s components. If ...

Taking care of your engine is always a top priority. If not done correctly, it could lead to worse overall performance, make your car undrivable, and lead to a costly trip to the auto shop. While ...

Record-high temperatures around the world have become the new normal, and it will probably get worse in the coming decades. This unprecedented change in global climate has had a severe impact on our ...

Freeze plugs prevent engine coolant from leaking out. One of the first signs that they'll need to be replaced is often a ...