The cylinders are in place with new piston rings, and now it is time to install the sleeves:

 

This is the tool I had to adapt from from a regular ring compression tool. Since "regular" tools are too wide to fit between the crankcase and sleeve, I had to dismantle and trim it in order to fit:

Then the heads are in and torqued:

(never mind the allen wrench!)

Then the shrouds go in to place:

The manifold in place and torqued to specs: