Huge gouge, no way that could happen during minting.
It would cost more in energy, elecricity, gas, than the profit in the copper.
I seem to remember they changed planchet supplier later in the year?
It's more in the one cent range, just a normal 1982 cent. Asking prices on ebay is definitely not the place to do research!
I would suggest studying up on real errors, Error-Ref.com , you can save yourself a lot of time and aggravation if you know what to look for...
As in your other post, if the 1983 D is the one that weighs 2.54 then both coins are completely normal.
Perfectly normal if the 1982 is 3.09 and the 1983 is 2.54.
That's a close AM. Your pictures are weirdly distorted for some reason. Best to show clear pictures of the whole reverse to see the other...
I did join that "Rare Coin Collectors" group thinking it might actually be what it purports to be. That was the worst one I have ever seen and...
Separate names with a comma.