The following values are standard for the ISX housing-to-block connection: 74 ft-lb (100 N·m) Stage 2 (Final): 145 ft-lb (197 N·m) Transmission to Housing Bolts: 50–58 ft-lb Alternate Specs by Bolt Size: Some manuals list M10 bolts at 36 ft-lb (49 N·m) and M12 bolts at 63 ft-lb (85 N·m) Cummins ISX Bellhousing & Flywheel Torque Specs - Q&A
Before commencing any work, ensure the following safety protocols are observed: Cummins Isx Flywheel Housing Torque Specs