In the state of NY you can no longer use any legal loopholes to get your car registered as a "1965" anything. You must go through the proper registration methods in order to title your car or you risk the forfeiture or confiscation of your car and a $10,000 fine.
Click the url listed below for the only way to title your Cobra replica in the state of NY.
http://www.nydmv.state.ny.us/register.htm#homemade
Hope you find this helpful.
Bill S.