Resin is something I still need to add to my bag of tricks. I don't even know where to start with that but definitely see how it could become very handy. Just the other day I cracked open my Dragon Ausf F... what a disapointment, the whole hull is die cast and while detail is not bad it is not the same as their all plastic one. Plus I won't be able to drill or replace hatch handles or such.
So right now I'm thinking in using Revell's hull with the Ausf. F steel wheels and parts save the rest of the Dragon parts for the future.
What I'm planning to do is something like what this Spanish gentleman did, but in 1/72:
http://calibre135.forospanish.com/t3826-panther-g-late-version