Always start from the center main bearing (Journal #4) and work your way outward in a crisscross pattern toward the front and back of the engine block.
0.051 to 0.114 mm [0.0020 to 0.0045 in]
It's essential to note that these specs are for new bearings and may vary depending on the specific engine model, year, and application. Always consult the Cummins ISX service manual or manufacturer's instructions for the most up-to-date and accurate torque specs. cummins isx main and rod bearings torque specs new
Ensure the serialized numbers on the rod and cap match and face the exhaust side of the engine. For fracture-split rods, any damage to the mating surfaces will ruin the rod.
The Cummins ISX engine has specific torque specs for main bearings, which vary depending on the engine model and year. For new main bearings, the recommended torque specs are: Always start from the center main bearing (Journal
On the Cummins ISX, the thrust bearings are typically located on the #4 main cap .
Rod bolts are under immense stress and follow a similar "snug plus angle" procedure. 102 N•m [75 ft-lb] Step 2: 163 N•m [120 ft-lb] Step 3: Rotate 60 degrees Ensure the serialized numbers on the rod and
Use high-quality assembly lube on the bearing faces before installing the crankshaft.
Below is the comprehensive guide for Cummins ISX (including ISX15 and QSX15) main and rod bearing torque specifications using the most current industry standards. Cummins ISX Main Bearing Torque Specs
Below is the for Cummins ISX (Common Rail – 2007 to 2018) . This does not apply to the newer X15 (2018+) without verification.