View 1 Photo View 0 Videos Used Cummins ISB 6.7L Engine Control Wiring Harness, Part # 4944957 $425 USD USED ISB 6.7 ENGINE CONTROL WIRING HARNESS (SOLD AS IS NO WARRANTY PART# 4944957, Serial#: 74287789 ConditionUsedPart Number4944957Stock NumberP-60734 MLS Number13057781CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Piston Ring Set for Cummins ISB, 4B, 6B Engines, Part # 505160 $27.22 USD NEW PISTON RING SET PART # 505160 FITS CUMMINS ISB, 4B, 6B ENGINES, Serial#: NA ConditionNewPart Number505160 / 4955251 / 4955169 / S42140 / 4955366Stock Number505160 MLS Number12656529CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins ISB Valve Cover Gasket, Part # 131691 / 3954324 $23.79 USD NEW VALVE COVER GASKET PART # 131691 FITS CUMMINS ISB ENGINE, Serial#: NA ConditionNewPart Number131691 / 3954324Stock Number131691 MLS Number12656528CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins ISB Valve Cover Gasket, Part # 131791 $28.08 USD NEW VALVE COVER GASKET PART # 131791 FITS CUMMINS ISB ENGINES, Serial#: NA ConditionNewPart Number131791 / 4897569 / 4899226 / 5272479 / 5309255Stock Number131791 MLS Number12656527CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins ISB Injector Seal Set, Part # 136145 / 3976371 $6.64 USD NEW INJECTOR SEAL SET PART # 136145 FITS CUMMINS ISB ENGINE, Serial#: NA ConditionNewPart Number136145 / 3976371Stock Number136145 MLS Number12656526CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Cummins ISB Oil Pick Up Tube to Block Gasket, Fits ISB Engines with Offset Bolt Pattern $0.99 USD NEW OIL PICK UP TUBE TO BLOCK GASKET. FITS ISB CUMMINS ENGINES WITH OFFSET BOLT PATTERN SEE PICTURE, Serial#: na, Core Charge: 0, Casting#: 131698 3949562 ConditionNewStock Number131698 MLS Number12583525CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Cummins ISB/QSB Valve Stem Seal Top Hat Style, Part # 3955393 $2.61 USD NEW Valve Stem Seal Top Hat Style 0.240in Valve Seal I.D. x 0.488in Guide Install Diameter x 1.122in Spring Seat Diameter x 0.625in Height 6.10mm Valve Seal I.D. x 0.488mm Guide Install... ConditionNewPart Number3955393Stock Number192108 MLS Number12388189CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISB EGR Cooler Gasket, Part # 3979769 $3.18 USD NEW EGR COOLER GASKET., Serial#: na, Core Charge: 0, Casting#: 3979769 ConditionNewPart Number3979769Stock Number131761 MLS Number12388188CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISB Accessory Drive Gasket, Part # 4896897 $13.86 USD ISB / QSB ACCESSORY DRIVE GASKET., Serial#: na, Core Charge: 0, Casting#: 4896897 ConditionNewPart Number4896897Stock Number131757 MLS Number12388187CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info