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The ARP main stud kit for Dodge Cummins 4BT 3.9L diesel four‑cylinder engines is a dedicated set of main studs specified for that engine family. Sourced explicitly for the 4BT 3.9L Cummins, the kit supplies main studs intended to meet the engine’s fastening needs and is presented as a correct-fit main stud solution for that diesel application.
ARP Dodge Cummins 4BT 3.9L Diesel 4cyl Main Stud Kit
