Cummins Isx Main And Rod Bearings Torque Specs New !!install!! Jun 2026

New torque specs assume new bearings. If you reuse old bearings with new bolts, the crush height changes. For an ISX:

Tighten both capscrews on the main bearing cap to 150 ft-lb (203 N•m). Step 2: Loosen both capscrews completely. Step 3: Tighten to a base torque of 110 ft-lb (149 N•m). cummins isx main and rod bearings torque specs new

Common two-step example (if bolts are not torque-to-yield and no manual available): New torque specs assume new bearings