Join us for a detailed, step-by-step look at building a custom rotary valve engine from scratch. Watch as we modify and ...

In this video, we address several common questions regarding the rotary vane engine design: 00:00 How it's made 04:53 Q1: ...

The FD RX-7's 13B-REW was Mazda's rotary masterpiece—but owning one in 2026 comes with a serious financial commitment.

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

In a world dominated by pistons, the rotary engine was something different for motorists. It was the vision of German engineer Felix Wankel, built on the belief that the up-and-down motion of pistons ...

The piston engine may be the most common type of internal combustion engine found in consumer automotive vehicles. That doesn't mean it's the only option drivers have ever had access to. In the 1960s, ...