-Match drilled #30 fwd side skins to the upper longerons and the engine mount brackets (left/right). -Match drilled #30 the engine mount upper angle to the upper longerons (left/right) -Match drilled #40 upper longerns to the fwd side skins (left/right) -Final drilled #19 the holes depicted in the plans in the bottom of the landing gear box assemblies (left/right). -Match drilled #30 and #40 the remaining holes in the left and right fwd side skins.
