This shop manual covers the proper disassembly, inspection, rework, assembly, and installation of the 684663C91 turbocharger found on the Navistar DT573/DVT573 engines Written by an industry professional, this book contains full-color photos, diagrams, torque specs, and best practices. Repairing your vehicle's turbocharger is easy and cost effective-if you know how This shop manual covers Garrett Honeywell T04B 409770-0014, 409770-9014, 409770-5014, 409770-14 Turbochargers