I'm gonna watch this one... The last tire thread left me thinking our circa 1987 H78-15s (with tons of tread left) are no longer "safe". What exactly WAS the width of the whitewall on those 9.50-15s back then???? B&T Roddick, Port Orchard, WA 1964 Imperial Crown (project) 1972 'Cuda 340 (Tami's toy) 1995 Concorde 1988 Wrangler