Quote Originally Posted by techinspector1 View Post
If you want to use a tire that will keep your speedo and final drive ratio correct, jack up the back of your T and using a fiberglass or cloth tape, measure the circumference of the tire that's on the car now. Replacement tires should be the same circumference when inflated to run pressure.
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Come to think about it, I still have a couple stagger tapes in the tool box!!!!