Tack Ricke!
Here's more comprehensive update of what's done and what not:
S369 turbo seems to fill up the space effectively, in fact my earlier S467 was equipped with a rare small comp cover which is smaller in diameter...
I got my injectors and made couple of weld bungs which turned out too short after drilling the holes:
Pile of ignition coils:
I was thinking to order a laser cutted rack for coils, so I made a "coarse" 3D mockup one evening:
Primarily I focused on drivetrain, gearbox adapter plate needed a few holes, apparently I had cutted my cardboard mockup along the wrong line and there was not enough material for one hole, but it was easily fixed with a welder:
Before I was able to make a cross member I hung gearbox from the inside, also I've forgot to take pictures of the cross member and mounts in the chassis:
The gear shifter episode:
Got to start from somewhere, this is what felt a good location:
And how it turned out: