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

V8s get a lot of attention when it comes to enthusiast cars, but the humble six-cylinder has become remarkably prevalent in an era where downsizing and turbocharging give you more power with a lower ...

A straight-twin engine, also called an inline-twin or parallel-twin, is a two-cylinder setup where both cylinders sit side by side, upright, and share a single crankshaft. It's the simplest way to ...