Even a completed car may have issues, homework is key! If you can figure out how to get a NJ VIN on a dynacorn body, that might be the way to go, but it wont be cheap 
This one might be worth a visit 
http://philadelphia.craigslist.org/cto/5500684361.html still need to see if a NJ title can be obtained.  Rusty floor and rockers, but it may not be deep.