Technically called the “Mazda Spirit Racing Roadster 12R,” the hot drop-top breathes better than a standard MX-5 thanks to a new intake and exhaust. Changes to the engine’s cylinder heads, cams, and ...
Mazda has launched the Spirit Racing Roadster 12R, improving on the MX-5’s tried-and-tested formula with track-inspired upgrades The new Porsche 911 Carrera S accelerates faster than a GT3 ...