It’s one of the most overlooked maintenance choices in car ownership: what coolant goes into the radiator. Mechanics say that ...

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 ...

Stricter emission standards, new pedestrian safety laws and the relentless push for reduced fuel consumption have triggered a flow of engine cooling innovations. Matthew Beecham reports on what’s in ...

Your vehicle's engine cooling system is one of its most critical components. Its primary responsibility is to cycle coolant — which is a 50/50 mixture of water and antifreeze — through your engine to ...

The internal combustion engines that power most modern cars generate huge amounts of heat as they run. While it's normal for your vehicle's engine to become quite hot while driving, too much heat can ...

How hot does your engine run? Is it on the cool side? The hot side? Where should it be? How big of a radiator should you run? Antifreeze or water? Tap or distilled? Do you need a pressurized cooling ...

Your vehicle’s cooling system is more than just a radiator, water pump, thermostat, fan, and coolant. Well, OK, it is exactly that, but there is a lot more to an effective cooling system than just the ...

As an engineering professor for more than 40 years, my father often told me that the only difference between a difficult problem and an easy one is knowing the correct answer. While that axiom can be ...

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 ...

Coolants are the least understood fluid in a heavy duty truck engine today. But a little attention to them can avert serious problems for your fleet. Photos: Prestone If you’re a maintenance manager ...

Brittle plastic cool system parts fail over time. The SPE Motorsport Billet Radiator Cap installs in seconds, delivering a ...