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 ...

Open the coolant reservoir or radiator cap to access the coolant. Pro Tip: If you don’t see any coolant in the reservoir, or ...

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 ...

Flushing and replacing coolant is a moderately difficult repair job. Consult the owner's manual, your car’s manufacturer, or a trusted mechanic for more specific information on your vehicle. You take ...

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 ...