Main bearing cap tightening sequence:
Always refer to the official Cummins Service Manual (CET-007, or Current Electronic Manual) for your specific engine serial number (ESN). This article provides general specifications for common ISX models (2007-2018, EGR/DPF variants). Variations exist for the ISX12, QSX, and Signature 600. cummins isx main and rod bearings torque specs new