One of the cars had a new exhaust system fitted, and they hadnt had time to finish the body work around it... so you could see the exhaust pipes from the passenger seat, which would also allow exhaust gasses into the cockpit
I failed scrutineering at Cadwell on my rear towing eye. It's in red text in the blue book so I assume it has been ammended this year. They have to have a minimum internal diameter of 60mm. Mick