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 ...

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 ...

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 ...

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 ...

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 ...

Internal combustion engines — including those that run on diesel fuel — rely on various systems, accessories, and electronics to keep the pistons moving and your wheels turning. Of those systems and ...

The 1970 Chevrolet Chevelle was designed for an era when 55–60 mph cruising and short bursts of wide-open throttle were more common than long, heat-soaked idling. Put one in today’s stop-and-go ...

A MerCruiser overheat is rarely convenient. It usually shows up when the boat is already away from the dock, the engine is ...