The article discusses the utilization of motorcycle engine design principles by Kawasaki in the development of innovative aero engines. It also covers the achievement of milestones in the aviation industry, such as StandardAero's milestone of 1,500 HTF7000 engines for heavy maintenance and the 10 million flight hours milestone of the HTF7000 turbofan fleet. Diamond Aircraft's leadership in a hydrogen-electric hybrid propulsion project and the integration of eVTOL aircraft developer Volocopter by Diamond are highlighted. Additionally, the selection of a supersonic engine test site in Colorado by Boom from Reaction Engines' former hypersonic test facility is mentioned. MagniX's electric aircraft engine reaching key milestones after five years, including the upcoming 100th flight of Harbour Air's eBeaver, is also discussed. Furthermore, Kawasaki aims for piston engine certification by 2030, driven by collaboration and the potential of hydrogen fuel. The article concludes with H2Fly co-founder's statement on the expected service of the first hydrogen aircraft by 2030 and an agreement between Igniter and C&L boosting engine support through ignition parts.