More automakers are turning to four-cylinder engines to find an ideal balance between performance and fuel efficiency. But not all four-cylinder engines are created equal. While more modern ones are ...

Toyota Motor North America said Tuesday it will invest $383 million across four plants in the United States to prepare for what appears to be a new four-cylinder engine variant for traditional and ...

Pontiac's 151-cubic-inch 92-hp 4-cylinder production engine began in 1978 as the "Iron Duke." It was offered as the base engine in Pontiac Astras, Sunbirds, and other GM compacts like the Chevrolet ...

Photo: Honda Motor Co., Ltd. Often ridiculed by many gearheads, four-cylinder engines can be as potent as those with twice as many cylinders. Four-cylinders were among the first types of internal ...

Four-cylinder engines are usually associated with efficiency and compact packaging, yet a handful of engineers have stretched the format to astonishing sizes. The five engines below represent some of ...

The in-line four-cylinder is the most widely used car engine in the world. But it wasn't always the case. Following the 1970s and 1980s oil crisis, auto manufacturers began downsizing to smaller ...

Toyota has kept one of its workhorse four-cylinder engines in production for roughly a quarter of a century, an unusually ...

Ford Motor Company's 4-cylinder engines have always been popular with the hot rodding set. Even in the days of the flathead, a beefed-up flattie four Ford was a force to be reckoned with. And as the ...

The popularity of various engine designs typically fades over time as technological advances provide more power, better fuel economy, or both. Flathead designs gave way to overhead valves, and inline ...

German manufacturer BMW has announced it plans to meet the stricter mileage requirements in the United States, by bringing into the country four-cylinder gasoline engines, equipped, of course, with ...

BMW is determined to stick with six- and eight-cylinder engines for as long as ICE exists, unlike rival automakers including Mercedes-AMG that have downsized in the era of electrification. Speaking to ...