Mark out and drill 4130 spar brackets Drill pilot holes in spars for from brackets Fabrication of fuel tank Make jig for spar bracket bending Check fit of fuel tank - possibly not suitable Make straps and brackets for fuel tank - to be completed when fuel tank made Thickness spars down to 2.4" - cut off instrument bow and correct to 9" height Draw fuel tank into CAD - glue harness blocks (top) and instrument bow
