Subaru built the only twin turbo flat four in a production car. Here is how this rare EJ20 setup worked, why it struggled, ...

Although Subaru didn't invent flat engines, and isn't the only automaker still using them, those motors have become a defining characteristic of the brand. (The same can be said for all-wheel drive, ...

Subaru has spent nearly its entire existence using the flat-four formula in nearly all of its models. The first instance of the Japanese automaker relying on a four-cylinder boxer engine dates back to ...

In Porsche’s long and storied history, few mechanical creations have reached the mythical status of the four-cam flat-four engine. Born in the crucible of motorsport in the early 1950s, it was a ...

Charles has been in the industry for 19 years now, and has worked with brands such as Autocar India, Overdrive, Motoring World, CarWale, BikeWale and Powerdrift. He has more experience reviewing cars, ...