Part of the instructions for completing the fuselage involved running much of the wiring harness , and brake lines, down the centre of the cockpit. At this stage, the canoe was fairly light, so it was much easier to turn on its side to do this work at head height, rather than trying to reach over the sides of the fuselage to gain access. The SB picture above relates to another SB issued by Vans, that require the stabilator brackets to be removed and reinforced. Another SB called for the horns on the trim tabs to be replaced, again a task easier done at this stage of assembley