6.7L Cummins Cylinder Block – Vibration Damper, Viscous – Remove

For front gear train engines, remove the four capscrews.
For rear gear train engines, remove the six capscrews.
NOTE: The crankshaft speed indicator ring is part of the vibration damper assembly and must not be removed
from the vibration damper.
Remove the vibration damper/crankshaft speed indicator ring assembly.