They would have been an 80% aspect, in those days when 75% were considered low profile. [biggrin]
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I was looking at an early Lambo Countach the other day and thinking the tyres are just so strange on it. Now, I know some think the 7.50R16 is the ultimate performance tyre, but thankfully Lamborghini cars stopped using them!
https://50to70.com/wp-content/upload...-1-620x413.jpg
Mind you it looks like they improved a few things over the years.
https://www.ccarprice.com/products/L...800-4_2022.jpg