It is installed between the connecting rod head and the crankshaft connecting rod journal. It creates a lubricated sliding surface that reduces friction and wear and maintains the proper clearance between the connecting rod and the crankshaft. It is used when the crankshaft connecting rod journal has been ground down by 0.020″.
Replacement parts for Cummins C / ISC / QSC / ISL / QSL applications.
Before the sale, it’s a good idea to check the ESN, CPL, and the actual length of the crankshaft.
Parts Number OEM Reference : Cummins# 4983588,3966840, 3948072, 3942723, 5449240.5449240
The ESN remains the most important check,
because the same engine model can be fitted with different
parts depending on the year of manufacture or the CPL.
To be 100% certain, check the engine serial number (ESN),
the return line and turbocharger may vary depending on the CPL,
year, and turbo configuration.