Keeping Your 12 Valve Cummins Oil Pump Running Smoothly

If you've spent any time under the hood of an old Dodge truck, you know that keeping a healthy 12 valve cummins oil pump is basically the secret to making that engine last forever. We all know these 5.9-liter powerplants are famous for hitting half a million miles without breaking a sweat, but that only happens if the internal parts stay lubricated. Without that constant flow of oil, your "million-mile motor" becomes an expensive boat anchor pretty quickly. ...

May 8, 2026 · 7 min · Shalita Druker