First-born twin
Love your work. The redmotor debate is a hoot.
Meantime, I’m not sure about t he t win f illers being an idea unique to the Cortina GT. The Cooper S a lso had t hem. I believe t hat t he rules at t he time only a llowed one person to f uel t he car at any time.
The attached link may assist: youtube.com/ watch?v=LZiQ4PJSmyo
Peter Ellis, Brisbane, QLD