And yep, V8 into B5 does go, even with the secondary firewall in place. I did have to trim the fan cowlings from the front of the lock carrier / front clip, so fans will be pusher units mounted on the grille side.













I used a nearside engine mount platform / ARB bracket of a C5 A6 V8 40V:





I also bought a nearside engine bracket, for the C5 A6 V8 40V;



Didn't fit the 32V block!

And a D2 / C5 V8 front engine support:



Didn't work with the B5 frame rail.

So, I knew the approach would be purely custom. No sweat - I did say the Blue B5 was purely an R&D excercise, right?

Nearside C5 mount, showing ill fit - only 2 out of 3 bolt holes and profiles lined up:





Front D2 / C5 V8 front engine support. Big gap between bracket and B5 frame rail:



I had to pull the motor out again, to shave the fins on the much deeper D2 upper oil pan, as they fouled the subframe:





Now it all sits level: