RAM 3500 Truck 4WD L6-6.7L DSL Turbo VIN A (2007)
Inspect the push rod ball and socket for signs of scoring. Check for cracks where the ball and the socket are pressed into the tube.
Roll the push rod on a flat work surface with the socket end hanging off the edge. Replace any push rod that appears to be bent.
Crossheads
Inspect the crossheads for cracks and/or excessive wear on rocker lever and valve tip mating surfaces.