Suggest you stop negotiating until you get some NCRS help.Buy Noland Adams book Vol. 1. and the Assembly Manual plus others. Educate yourself or you will become the newest plucked turkey for Thanksgiving! Sounds like who ever offered you this car as a number matching car is preparing to feather his nest ! With your feathers! Join the NCRS as well as the regional and local clubs. Network to locate some folks who will help you with a Corvette purchase. There are plenty of us out there who would assist you - pro bono - no less! e-mail me off list with your location. Perhaps I can give you some names of folks who will help you.