However, due to the design of the rotary engine, there is no way to keep the oil lubricating the seals out of the combustion chamber. Mazda engines include an injector pump which pushes small ...

Autoblog has discovered two new U.S. patents filed by Mazda, the first of which is for a small rotary engine that acts as a range extender in a plug-in hybrid EV. Back in 2013, we saw a Mazda2 ...

Its launch marked Mazda's first rotary engine offering since it discontinued the Mazda RX-8 in 2012. To be precise, however, the MX-30 Skyactive R-EV uses its small, single-rotor rotary engine as ...

Mazda has already put the rotary engine back into limited production, using a small single-rotor 830-cc version that produces a peak of 74 hp to act as a range-extender in the MX-30 R-EV ...