4 0 (GOOD USED) Cummins 3.9L ISB Diesel Engine Rocker Arm Assembly P# 3935892, 3964908 $199.99 USD PART SPECIFICS, Price: $199.99, Make: CUMMINS ISB 3.9L DIESEL ENGINE, Model: ROCKER ARM ASSEMBLY, PART#: 3935892, 3964908, Stock#: 322321, Condition: GOOD... Warranty Quantity6ConditionUsedPart Number3935892, 3964908Stock Number322321 MLS Number12493621CategoryRocker Arms Last Updated12/8/2023 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info