Combustion blow-by at an injector, which shows up as a tick and soot at the nozzle means it is time for a new part. Replace it with the genuine Cummins 3930324 0.6mm Injector Washer.

• Genuine Cummins: The factory part, so it matches the original fit and material.
• What it does: Copper sealing washer, 0.6mm thick, under the injector nozzle.
• Fitment: 1994-1998 Dodge Ram trucks with the 5.9L 12V Cummins.
• Part number: Cummins 3930324.

Order today, and replace any related gaskets or hardware while you have it apart.