Cummins Isx Main And Rod Bearings Torque Specs New Link May 2026

For a Cummins ISX engine with hardware, the following torque specifications and multi-step procedures must be followed to ensure proper clamping and bearing health. Connecting Rod Bearings (New Bolts) The procedure for

Check stretch (optional but recommended): A new ISX rod bolt should stretch ~0.005–0.007 inches. If using a bolt stretch gauge, target 0.006".

Phase 5: Final Assembly Checklist

| Step | Action | | :--- | :--- | | [ ] | New bolts installed (rod and main). | | [ ] | Threads clean & dry (or oil per your engine's spec). | | [ ] | Plastigauge verified within spec. | | [ ] | Torque wrench calibrated within last 12 months. | | [ ] | Angle gauge used for TTY steps (do not guess 90°). | | [ ] | Rotating torque checked (2-5 lb-ft drag with bearings). | cummins isx main and rod bearings torque specs new

Rod cap tightening sequence: