This book includes information about original GNX parts bought & sold, data & prices of some Turbo Regals sold, history of prices of original GM parts, commissioned cartoons all about the Turbo Regal, information on the new GMC Syclone when it came out, etc. You'll be seeing how parts and Turbo Regal values have increased throughout the years as well. Each newsletter enclosed in this book all go in monthly order starting with Fall of 1987.