I've got a 67 standard convertible. How can I tell what tire was stock, E-70, F-70 or G-70? There are 14" rims on it now.

no1dc1983,

My '67 coupe SS/RS has stock steel rims with small "three knob" type "dog dish" hubcaps. The tires were D-70/14 red line Firestones. pdq67