Like a big erector set. Match drilling all the parts is always a challengedyet a very necessay and important process. Lining up the tank spacers is a challenge because all the bolts have to be correct. Make sure you mark each spacer so you can put them on the tanl spar correctly
Lining up the T-712 spacers on the w-706 main wing spar
Match drilling the fuel tank skin onto the w-706 main spar
