From the drawing below it can be seen that the Mk3/4/5 Ford Cortina Upright has :
- A KPI / SAI of 4.25°
- Fulcrum of top Ball joint to hub face 149.15mm
- Fulcrum of Bottom joint to hub face 133.12mm
- Fulcrum of Top joint to Fulcrum of bottom joint 213.25mm
- The drawing also shows 7.4° of caster; although this is not fixed
