It is installed between the connecting rod and the crankshaft’s connecting rod journal. It creates a lubricated sliding surface that allows the connecting rod to rotate on the journal, reducing friction and wear and withstanding the loads from combustion. Some parts use a copper/lead-tin tri-metal structure, with a nickel barrier and a top layer of Babbitt.
For installation on Cummins L10, M11, ISM, and QSM/QSM11 engines.
Mainly for uncertified 11-liter M11 engines; for L10/ISM/QSM engines, it is advisable to check the ESN and CPL before confirming compatibility.