Cummins Isx Head Bolt Torque

For a Cummins ISX engine, the head bolt torque process is a critical "torque-plus-angle" procedure designed to ensure even clamping pressure across the high-compression cylinder head

Start at the two middle bolts in the center of the head (bolts #12 and #15). Work in a spiral toward the front (water pump end), then the rear (flywheel end), and finally tighten the corners. cummins isx head bolt torque