Think you know everything about rotary engines? Well have you ever heard of the bi-rotary engine that mixes pistons and ...

The challenge isn’t building a fast rotary car. It’s building one that ordinary people can afford without sacrificing what ...

Watch the world's quickest rotary car demolish the quarter mile ...

A former SEMA show car, this wild build is now up for auction on Bring a Trailer.

Join us as we tackle a challenging smoke problem with a custom-built 2-stroke engine. In this video, we carefully prepare the ...

Working on a car can be a fun, relaxing activity, but there are some vehicles that really strain that philosophy. Here are some of the worst.

A new kind of internal combustion engine called REV Force with STLTC is being developed to be used in pretty much all ...

The INNengine e-Rex is tiny and can change compression ratios in the blink of an eye. But that's just the start of what makes it different from other engines.

The R100’s case was helped by notable success in endurance events: in 1969, R100s won the Grand Prix of Singapore and Suzuka ...

In order to find out if these Alibaba chassis were any good, the boys at BigTime bought one, as well as a thrashed AE86 donor chassis.

At the top of Porsche's Carrera lineup, the 2026 911 Turbo S Cabriolet stands as the most powerful production 911 yet, ...

The Cadillac XT5 occupies a distinct position in the midsize luxury crossover segment, serving as a conservative yet capable ...