F 550 4WD Super Duty V8-7.3L DSL Turbo VIN F (2001)
7. Using the special tools, remove the crankshaft vibration damper.
8. Using a suitable protractor, measure the angle between the timing mark and the center of the key way. If the angle does not meet specification,
install a new crankshaft vibration damper.
9. Using the special tools and special tool 308-052, remove the crankshaft damper wear ring.
