H4 engines are horizontally opposed four-cylinder engines also commonly known by names like flat-four and boxer. For comparison, most four-cylinder automobile engines are upright inline designs. The ...

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

Subaru is a brand that's known to do things a bit differently than other mainstream car manufacturers. All but one of its cars come with standard all-wheel-drive, it has a historic commitment to ...

Back in the 1960s, Subaru brought the boxer engine closer to mass market buyers, after Porsche put it into its very first sports cars. By this time, the automotive world existed mostly on inline and V ...