The Scrutes at Harewood had me worried one time when they were waiting to inspect tyres on batch return. It turned out someone had been spotted on 50 profile tyres where the class regs specified nothing lower than 60 (now lowered to 55 I think). Mine were 70 profile and he didn't spot the Yokohama ...

I would support a move to E-marked tyres forthe small Road-going Production class.

As the screen-name suggests, I run an Austin Healey Sprite and used to run it in Class 1a (Road-going Production up to 1400cc) but had to switch to Pre-1971 class when the Yokohamas I used were de-listed as Loton ...