The ingenuity of those who want to go fast is something to be admired. Take, for example, one plucky company that combined Factory Five's 818C kit car with powertrain components from both a Tesla ...

Factory Five is a company best known for its Cobra and 33 Roadster replicas. But a couple of years ago, they developed the 818 series of track specials. Here's Matt Farah in a cool 400 horsepower ...

You might think that the Porsche 718 Boxster and Cayman are the only cars available with a mid-engined, turbocharged flat-four. And if you weren't counting kit cars, you'd be right. But Factory Five ...