Making big power with today's high-performance parts is relatively easy. Just go online, choose the parts that match your performance target, andwait for the goodies to arrive. But after those extra ...

Engine overheating is rarely the result of a single failure. It usually happens when several small weaknesses in the cooling system line up, from low coolant to a stuck thermostat or a failing fan. To ...

Engine temperatures climb fast whenever you drive, idle in traffic, or run the air conditioning, and your cooling fan quietly ...

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 ...

Global warming? While the tree- huggers clamor over ex-Vice President Gore's global temperature scare, we'll lay odds that when summer arrives, car crafters will be more concerned about engine warming ...