What this book is: Shop manual and turbo rebuild guide for the John DeereAR66397turbocharger written by an industry professional. Contains teardown, inspection, and cleaning guides, re-machining specs, torque settings, and re-assembly guide. Have you seen the turbo rebuild kits for sale online? Have you read some of the do-it-yourself turbo rebuild guides on the internet that tell you to take the turbo apart, replace some parts, and put the turbo back together? Are you wondering if you can rebuild a turbocharger yourself? Don't believe everything you read on the internet-turbocharger repair is a little more complicated than just taking things apart and putting them back together, but with the right guide, you can fix your turbocharger. From the only correct and complete series of turbo rebuild guide books, this step-by-step turbo rebuild guide book tells you how to take your turbocharger apart, how to inspect it, how to fix it, and how to put it back together the right way. Buy this guide before you buy any turbo rebuild kits, parts, or a new turbo-you may be able to save thousands of dollars