recently purchased a 1971 Scj Mach1 , complete project no motor or trans , Vins are all present been off the road since 1978 so looks solid. has been taken apart so its missing A LOT of stuff. only have bill of sale and going to prob start the legwork on getting the title issued. what is a Scj shell project car worth if i decide to sell. Its a auto car 3.91. Thanks in advance