If the alignment is out of spec, you may need to remove the locating dowel rings and realign the housing manually using a dial indicator. X15 Cummins Flywheel Bolt Torque Specs - Expert Q&A Guide
If you are reusing a housing or installing a new one, checking for is mandatory. Misalignment can lead to premature wear on the clutch and transmission. Max Allowable Runout: Typically 0.13 mm [0.005 in] . Cummins Isx Flywheel Housing Torque Specs
Torque values vary slightly by the size of the mounting capscrews used: 49 N·m [36 ft-lb] M12 Capscrews: 85 N·m [63 ft-lb] If the alignment is out of spec, you
Tighten all capscrews in a crisscross or star pattern , typically starting from the center and moving outward. Cummins Isx Flywheel Housing Torque Specs