to the threads and the underside of the bolt heads before installation.
Properly securing the flywheel is essential to prevent drivetrain vibrations and potential engine damage . The following specs apply to the most recent ISX and X15 models: 185 ft-lb Flywheel Bolts (Step 1): 92 ft-lb Flywheel Housing Bolts: 145 ft-lb Clutch Pressure Plate: 40–50 ft-lb Installation Procedure Anyone have the TQ spec for isx flywheel bolts torque spec for flywheel bolts on isx cummins 251 updated