I ended up having some extra time this evening and was able to cut out the forward and aft landing gear attach bulkheads. The .25" foam used for these two bulkheads was a lot easier to work with then the .2" used on F-22, F-28 and the IP. I was able to cut everything with a razor and then just do some light sanding.
Everything laid out and ready for cutting:
And everything cut out: