Well, I agree if all you are doing is spinning your tires. But if you're hooking up good and your doors won't close and your windshield cracks then you'll know you need em. Then it's too late. I had a V-8 Vega that I learned this from.
Scamps and Darts are much better cars that that junk. With a mild small block and street radials it’s not needed. How many thousands of A body mopars are out there without them?