Let’s talk rotary engines. Also known as Wankel engines, these unique power plants can be finicky at best, but when they work, they are absolutely wondrous. Well-known car builder Rob Dahm has been ...

This June will mark the historic 100th running of the world’s most extreme hill climb race: Pikes Peak. Because of the event’s new ban on motorcycles, though, there will likely be a distinct shortage ...

This FD borrows parts from a Lamborghini, Audi R8, and Corvette for high-powered development. If you think the exterior of Todd Budde's 1993 Mazda RX-7, complete with its 1970s-era RX-3 front end ...

Felix Wankel, a German engineer, created the Wankel engine. Compared to the standard engine configuration, the Wankel engine was typically lighter and had a smaller form factor. Because the rotors ...

We may receive a commission on purchases made from links. Mazda and NSU tend to get all the credit for Wankel rotary engines in cars, but Mercedes also did quite a bit of Wankel development, using the ...

It may have taken popular automotive YouTuber Rob Dahm more than six years to build his four-rotor Mazda RX-7 but the finished car was unveiled at last year’s SEMA Show and was recently strapped onto ...

Known as the Wankel engine, after its German inventor Felix Wankel, the rotary is a pistonless powerplant that has gained a cult following among car fanatics thanks to Mazda and its successful ...

Rob Dahm is putting together a rotary engine for a C8 Corvette. It’s going to be a wild build. The 1973 oil crisis killed the rotary project at GM, and the Aerovette didn't materialize as the basis of ...

The Great Pyramid of Giza has been the tallest man-made structure in the world for more than 3,800 years, at 481 feet (146.6 meters) high. This Wonder of the Ancient World is still a major attraction ...

If there's a million-and-a-half burning a hole in the pocket(s) of your race suit, may we offer this 1992 Mazda RX-792P for your consideration, sire? Racecarsdirect posted the ad on its site, offered ...

In 1991, little Mazda stood at the top of the world. It won the 24 Hours of Le Mans with its banshee Mazda 787B prototype, and here is the 700-horsepower quad-rotor engine that got it the win. This is ...

Red Bull Racing’s Daniel Ricciardo is getting ready for the Formula 1 opener at Albert Park this weekend. The Australian driver is used to being millimetrically perfect to get the best lap out of his ...