The output Rod of the gearbox is out of alignment with the differential input by 7/8 inch – at a diagonal! There is no room for double Universal Joints, so for this final drive I meshed a ½ inch Pinion with a 1¼ inch Gear wheel. All well and good, except they sometimes slipped when under heavy load.

My last-minute solution was to link the two axles together with a fabricated Narrow Perf Strip. For strength, I cut this from an old Flat Plate from my scrap box. I drilled two holes in it 7/8 inch apart, and to avoid fouling the layshaft of the gearbox I had to cut the Strip to just ¼ inch wide....