https://www.rx7club.com/v-8-powered-rx-7s-299/why-bash-v-8-conversions-v-8-section-541661/ Do we want to go thru this again? And yes, I know a thing or two about LS1's as well, I've got a LS6 shortblock in my shop that I'm building, by myself.
If you can figure out how to do a LS1 swap in an Fd, you should be able to figure out how to build a rotary with a correctly sized turbo for your application.