After printing up a couple spacers and test fitting until I felt I had the port timing just perfect I came to this for my BDC. These checks were done with a Malossi .5mm base gasket that was supplied with the case.
Here's a cool view in through the Exhaust port:
Feeling good about the way things were, I reassembled the case with all new bearings, gaskets, and seals. (even though the engine had never been ran, im just paranoid)