Production cars have come a long way since the invention of the combustion engine, and car manufacturers have always sought to innovate and push the limits of what is possible. An area of particular ...

From jet turbines and rotary pickups to twin engine layouts and experimental cylinder systems, these cars ignored convention entirely. This list explores the strangest engines ever fitted to road ...

The Cadillac 500 V8 arrived at the height of America’s big‑car era, yet even in that context it was an outlier, a powerplant so outsized that it still sounds like a misprint. It was not just large in ...

I love weird engines—give me a rotary, a turbine, or, hell, even a flat-eight and I’ll be happy. That’s why I was so excited when I heard that INNengine of Granada, Spain had produced a opposed-piston ...