[Wret]

There's a fairly exhaustive list of engine replacement options on Pelican Parts site.

https://www.pelicanparts.com/techarticles/Boxster_Tech/11-ENGINE-911_Engine_Swap/11-ENGINE-911_Engine_Swap.htm#:~:text=The%20best%20solution% 20for%20these,having%20to%20remap%20the%20DME.