At one point in automotive history, engineers believed they had found a completely new path for internal combustion. The ...

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, ...

The 1971 Mazda Rotary Pickup, often referred to as the “Repu,” marked a bold move by Mazda into the realm of unconventional ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

The end of production of the RX-8 11 years ago also marked the end of the rotary engine era not just at Mazda, but at all manufacturers. After that, the rotary engine was sent into a slumber, which ...

The rotary engine is unique in its success and failure and its ability to make an impact with a completely different way of thinking. As it is, every production car for the last 130 years, aside from ...

How the 13B-MSP Renesis evolved from earlier Mazda rotary designs, technical features explained, and common problems and maintenance issues discussed. The 13B-MSP Renesis rotary engine powered the ...

It is quite ironic that internal combustion engines (ICEs) have remained basically the same for more than one hundred years. It is only now – when they are allegedly on the verge of disappearing – ...