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 ...

Internal combustion engines require many types of fluids to operate smoothly. One of the most essential is coolant. Coolant is that green, yellow, pink, or purple fluid that goes inside the radiator ...

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 ...

To put it lightly, being a car owner can be quite a time-consuming effort. Not only do you have to stick with routine upkeep efforts — and avoid the common maintenance mistakes that will make your car ...

Faster is not better when it comes to engine coolant flow rate. The purpose of a radiator is to support heat transfer, which is a time-dependent process. As Flex-a-Lite explains, to move the heat from ...

Understand the difference between coolants, and how to look for problems. Coolant (sometimes referred to as antifreeze or radiator fluid) is used to regulate your engine temperature and prevent it ...

Freeze plugs don't make your engine freeze up, and they aren't useful only when it's freezing out. They're a crucial part of ...

Several components in your car hold coolant, often called antifreeze, and any of them can get a hole or develop a leak. If your car loses too much coolant, its engine could overheat. Coolant is also ...

Author's note: In the Jan. '09 issue of HPP, the technical article "Keep a Cool Head" described installing Evans NPG coolant in a Pontiac engine, along with other modifications. Due to the varied ...