An ambitious plan to restart Spitfire production using a scrapped 1940s plan. The Aerolite Spitfire Type 433


https://www.itv.com/news/meridian/2026-05-17/spitfire-could-return-to-production-90-years-after-first-flight

I was reading about this the other day, it`s a nice idea, however they have not mentioned anything as yet about a suitable powerplant,somehow I doubt very much a 4-cylinder Rotax will do the job

Good luck to them.