New advanced engines and cooling systems are changing cooling system maintenance requirements. Service technicians and fleet managers should review their preventative maintenance (PM) strategy and ...

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 ...

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 ...

Elizabeth Nelson, coolant program manager at Polaris Laboratories, a fluid-analysis company in Indianapolis, Ind., tells a story that would strike fear into the heart of any fleet manager. A class-8 ...

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 ...

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 ...

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 ...

Tractor overheating can turn a normal workday into an expensive repair. High outdoor temperatures add to the heat created by ...