Seriously, all I can think of doing with this GT4 is putting the engine and other bits into a clean 981 S. And that seems like it would be a lot of work to get it to work!
https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.com%2Fulk%2Fitm%2F30 2781115324