Cummins ISX11.9 CM2250 – Service Manual 001-007   Bearings, Thrust

Use Lubriplate™ 105, or equivalent, to coat the upper thrust bearings.

Push the crankshaft toward the rear of the engine to install the rear thrust bearing, and to the front of the engine to install the front thrust bearing.

Install the upper thrust bearings in the number four main bearing saddle.

The grooved side of the thrust bearing must be toward the crankshaft.

Use Lubriplate™ 105, or equivalent, to coat the lower thrust bearings.

Install the lower thrust bearings in the Number 4 main bearing cap as illustrated.

The grooved side of the thrust bearing must be toward the crankshaft.