Four-cylinder engines have been part of the automotive scene for over a century. Yet the quest for more power under the hood dominated most of the 20th century, giving rise to six- and eight-cylinder ...

While most engines have the same number of spark plugs and cylinders, some four-cylinder blocks have two plugs for each ...

While electric and hybrid power trains are leading in the performance race, when it comes to pure internal combustion engines, you'd think the only way to achieve horsepower heaven would be to get a ...

Four-cylinder engines have long been celebrated for offering a great balance of fuel economy and affordability without the need to sacrifice everyday drivability. But not every four-pot powerplant ...

Even if you're not an automotive enthusiast, you may have noticed in recent years that more and more vehicles have a four-cylinder engine under the hood, including larger cars and SUVs. Automakers ...