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

Up front, Ford has dual - dual filter housing cover clamps so you can quickly swap out the filters without using any tools. Given that Mustang GTs are usually low-mileage cars, the filters should not ...

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 ...

Some of the most likely causes of a car heater blowing cold air include low coolant, contaminated coolant, a faulty heater ...

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 ...

Ranking the most impactful and unforgettable engines of the 21st century so far, with real data and the performance stories gearheads love.

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

Compare plans tailored to your car & budget. Engine repairs aren’t cheap, but there is good news: You may not need an entirely new engine — just a repair. Even if you do need a new engine, it may be ...