Home / Cummins / ISB / QSB / Pistons & Rods / Connecting Rod Bearings / SP-3939381
The SP-3939381 connecting rod bearing half can be used on the following Cummins engines: 4B3.9, 6B5.9, ISB6.7, QSB4.5, and QSB5.9.
This high quality aftermarket replacement part is guaranteed to meet OEM specifications and is shipped with a 12-month warranty.
Also available in genuine.
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