When I registered my SLC here is North Carolina, I told them it was a 1989 Kudzu replica. This significantly reduces insurance and registration cost vs calling it a 2013 SLC.
Almost no one has heard of a car named "Kudzu". To justify my Kudzu designation to the DMV and my insurance company, I pulled together a short history of Kudzu ->
click here
The Kudzu designation made it thru my local DMV office, but was rejected when the paper work got to the state DMV. They said there were so few Kudzus made that it would be like being a replica of a replica. Funny logic if you ask me. Using that logic, a GT40 should be viewed the same way.