Many owners even consult trusted auto experts, and some begin their search for quality vehicles at places like the best used ...

Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet ...

If you've watched a car movie like the "Fast and the Furious" franchise in recent years, you might've noticed them pressing a button and the car suddenly getting a massive boost in engine power. When ...

Engine cylinders can misfire due to problems with the ignition system, the fuel system, air and compression, or sensors 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 ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

When temperatures drop, the viscosity of the engine oil increases, meaning it becomes thicker. This change affects ...

INDIANAPOLIS — On the second floor of an upscale steakhouse downtown, just days before their engines would be put to the test against each other in the Indianapolis 500, engineers from Chevrolet and ...