I got the master cylinders back, and put those in. That went OK.
I put the fluid reservoirs back in, and everything was sweet, no leaks.
But when I got home from work, there was a puddle underneath the front.
I had a look, and the clutch fluid reservoir was leaking, and it had run down the seam in the engine bay, all the way to the front. Just to strip off as much of the new shiny paint as possible

I traced the leak to a split in the reservoir, so replaced it (lucky I accidentally brought a bunch of spares down from Dad's

So I repainted it, and also the outside of the mud wheels while I was at it.
Today will be full of bleeding (the brakes and clutch, that is

Crap before and after pics (from last weekend) to make up for so many words:

