Engine temperature looks simple on the dashboard, yet the system behind that gauge does complex work every second. A healthy ...

All cars are air cooled! Anyone who doesn't think so should try driving with the radiator covered. True, the engine is liquid cooled. The liquid—calledcoolant—may be water, alcohol and water, ethylene ...

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 ...

You've built a great engine with lots of power. Now you need to keep it cool. All too often we see guys build fantastic cars, but neglect to pay attention to a critical component that keeps everything ...

For the record, a V-8's cooling system is the most forgotten and neglected part of any hot rod. We speak from firsthand experience. It used to be that you could replace a factory 195 degree thermostat ...

The thermostat is a crucial part of your car’s cooling system because it plays a significant role in regulating the engine’s temperature. It controls the flow of coolant between the engine and the ...

Consumer Reports has no financial relationship with advertisers on this site. The coolant light glowing blue when you start your car is a warning that the engine isn’t yet up to its optimal running ...

Available from multiple stores on Amazon and designed in Germany to TüV standards, the BGS tester is simple and easy to use.

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 ...

Often overlooked, it's important to routinely flush your cooling system. For most car owners, their vehicles are an extension of their personality. So it’s no wonder that they are always ready to go ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. The coolant light glowing blue ...