Cummins Isx Main And Rod Bearings Torque Specs Jun 2026

Tighten in numerical sequence to 40 N·m [30 ft-lb] . Stage 2: Loosen the capscrews completely. Stage 3: Tighten again to 70 N·m [52 ft-lb] . Stage 4: Verify torque at 70 N·m [52 ft-lb]. Stage 5: Rotate the capscrews an additional 60 degrees . Rod Identification:

It's essential to note that these specs may vary depending on the specific engine model and year of production. Always consult the Cummins ISX engine manual or manufacturer's documentation for the most up-to-date and accurate torque specs. cummins isx main and rod bearings torque specs

, not 180°.

| Step | Spec | | :--- | :--- | | 1 | 52 ft-lbs | | 2 | + 60° | Tighten in numerical sequence to 40 N·m [30 ft-lb]

Rod bearings, on the other hand, are the bearings that connect the connecting rods to the crankshaft. They enable the connecting rods to rotate smoothly, converting the up-and-down motion of the pistons into rotary motion. Stage 4: Verify torque at 70 N·m [52 ft-lb]

By following these tips and best practices, you can help ensure the longevity and reliability of your Cummins ISX engine.