If you are having your Corvette judged or just want to know how your Corvette appeared at the time of final assembly then you need the NCRS Judging manual for your Corvette. These manuals are the result of thousands of hours of research by the most knowledgeable Corvette hobbyist in the country. Each manual breaks down part by part the finish; part number, casting number, and detailed description of each item on your Corvette. Specify year of Corvette when ordering. 56-57, 63-64 & 66 versions are available in New Editions, see new part #s. No Discount.