32 hotrod, me too! I truly believe rubber ages, but I have a 63 Porsche with some Michelins that were installed in 1992 and they work great, not one micro crack on the rubber on any of them. I keep them rotated, up to proper air pressure, and I may regret it but I'm not going to replace them because they look and feel brand new. In fact, prior to 2000 no person or manufacturer that I remember warned us about short rubber life on tires.
... View more