29 Aug 2017, 18:15 UTC · By: Mircea Panait / Aston Martin-like doors for the Mazda RX-9? That might actually happen, but only if the Japanese automaker can make the SkyActiv-R engine sufficiently efficient
2 Apr 2016, 17:23 UTC · By: Mircea Panait / There's an all-new Mazda rotary-engined car coming in three years or so, and its SkyActiv-R wankel promises to be a tough cookie to crack