Thanks for the kind words! To be honest the wing spacing comes from the fact that I thought I was building a Mk2 when I set off!! Then it all seemed too late to alter it!
I have quite a few in progress pics. You can see them here:
http://s204.photobucket.com/albums/bb49/edorc/Mark%202%20Viper%20build/
Main ingredients were bits and pieces you'd most likely find scattered about any modellers bench!