i am not finding alot on what these cars sale for. could someone give me a idea of what a 68 formula s.fastback 340 auto should sell for? it has new paint ,green,new tires, fresh 340 ,big bolt pattern,nice clean looking interior with buckets and console ,black interior,nice looking driver,non matching engine. all factory ,not hot rodded up or anything...just a general idea if thats possible ,thanks