Building the rear floor pans

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Stock floor pan sitting on extra frame
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The rear oval originally held a rubber sheet to clear the rear differential housing!
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closer view of the stock "Pan"
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Starting off with a sheet of 18 gauge
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initial fit up
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more fitting
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A Cleco and fitting / drilling shot
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Rosette welding the sheets together
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Beads rolled into sheets- (I skipped the photos of that step)
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I started  with a cardboard pattern, then copied it to a sheet of 18 gauge and rolled in some beads, and a flange for the battery box cover and its' hinge.
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Fast forward a bit, the floor welded in place, and the sides for the box finished.
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Another shot of the floor. You can also see the Toe board and transmission cover