Whenever we say that somebudy makes an engine from Lego or paper, it's implied that it doesn't use gasoline to run. But in all other regards, it's a working piece of machinery. Well, it doesn't have ...

We're not really sure how to feel about this. It's an engine-swap kit from a company called Miata One in Idaho that gives you everything you need to replace the stock drivetrain in your NA- or ...

How boxer engines work, why they’re not just “flat” engines, and a 120-year evolution traced from the 1899 Benz to the latest Porsche and Subaru boxers. Boxer engines feature flat, opposing pistons ...