6.7L Cummins Cam Followers/Tappets – Push Rods or Tubes – Clean and Inspect for Reuse

Clean the push rods in hot, soapy water and dry with compressed air.

Inspect both ends of the push rods for wear, scores, or other damage.
Check for cracks where the ball and the socket are pressed into the rod.

Check the straightness of the push rod by rolling it on a level surface.
Replace the push rod if it is bent.