Cummins Isx Main And Rod Bearings Torque Specs New «EASY ✔»

Torque specs are based on friction. If you torque a dry bolt to 95 lb-ft, the actual clamping force is 50% lower than a lubricated bolt. Always oil the threads and washer faces of new ISX bolts.

Cummins ISX – New Main & Rod Bearings

Main Bolts (Vertical)

Main Bolts (Horizontal/Side)

Rod Bolts (Nuts)

Bolt Condition: NEW only (Torque to Yield) Thread Lube: Clean Engine Oil (15W-40) Plastigage (Rod): 0.0027" – 0.0059" Plastigage (Main): 0.0034" – 0.0059" cummins isx main and rod bearings torque specs new

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Some ISX engines have small side bolts on the center (thrust) main cap: Torque specs are based on friction

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