Ok, I've been convinced to move forward with my plan B, which was to use the aluminm rivets. I was planning on the forward side firewall protection and the under belly to keep 'normal'rv10 heat away from the tunnel (still need to figure out how to attach the stainless to the alum skin).
Flying a 182 while building a -10.
Emp completed September 2020
Fuse started October 2020