Mazda reveals development of next-gen SkyActiv-Z engine News November 8, 2024 Donald Mazda’s financial results for the fiscal year ending September 30, 2024 revealed something rather interesting – the development of the SkyActiv-Z engine. Set for a 2027 release, the SkyActiv-Z aims to take over from Mazda’s current SkyActiv-G and SkyActiv-X engines. The SkyActiv-Z introduces what Mazda calls “lambda one combustion ...