Probably taking his life in his own hands each time he drove on them for the last 35 years.
How many miles?
Do you not change your oil after a recommended mileage/time period? Do you not flush and change your antifreeze every few years? Maintenance items are designed to last only so long, and it is prudent to swap them out before they are long past their designed usefulness. Those tires can be so brittle without dry rot that they could explode at any moment. It puts you and everyone on the road around you in peril.Why? Theres no dry rot and they never saw wet roads. 5 yo Firestones on one of my other A’s are shot from split sidewalls
Do you not change your oil after a recommended mileage/time period? Do you not flush and change your antifreeze every few years? Maintenance items are designed to last only so long, and it is prudent to swap them out before they are long past their designed usefulness. Those tires can be so brittle without dry rot that they could explode at any moment. It puts you and everyone on the road around you in peril.
So if you look in the depths of the cracks and the cords aren’t fraying the tires are ok?