Engine temperature control depends on a constant flow of coolant through very hot metal parts. When that circulation falters, ...

Engineers design modern engines to run in a narrow temperature window where power, efficiency, and emissions all line up. The ...

Anyone remotely familiar with diesel engines understands the importance of oil and coolant, as they are the lifeblood of the powerplant. Oil lubricates, water cools—and one without the other typically ...

When I built my first serious race engine, a Honda B18C with Toda high-compression pistons and camshafts, a knife-edged crankshaft, a Supertech valvetrain, and a ported cylinder head, I threw a ...

You know what's going to happen. You've been here before. You're stuck in traffic, and the temperature gauge is doing that inevitable slow climb—210, 220, 230 degrees. Hot rodders seem to put up with ...

I have a 2014 Holden Cruze petrol. The car is overheating and there are no leaks. What could be the problem? A common cause of overheating can be a failed head gasket which allows the coolant to be ...

Some Cadillac CT5-V owners have reported that the cabin heater in their sport sedan will fail to generate heat, even after the engine has reached its normal operating temperature. Now, General Motors ...