Last week, we discussed the operation of the four-stroke (Otto cycle) engine, the kind in most of our cars and trucks. Whether the engine is fueled by gasoline and ignited by a spark or with diesel ...

Mazda’s new rotary engine made its appearance in the range-extender Mazda MX-30 PHEV in 2023 and is due in the US shortly. It’s the first new rotary engine produced by the company since the ...

Kyle Hyatt (he/him/his) hails originally from the Pacific Northwest, but has long called Los Angeles home. He's had a lifelong obsession with cars and motorcycles (both old and new). Mazda's rotary ...

Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

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 ...

Mazda stunned the world with the RX-Vision concept last year and now we have the first details on its new rotary engine. Currently under development, Mazda’s next-generation rotary engine has been the ...

Remember the Mazda RX-Vision Concept? Yes, that bite-the-back-of-your-hand beautiful machine that debuted at the Tokyo Motor Show last year. It is no secret that the Japanese carmaker will adapt this ...