Shopping for: Confirm the part against your engine serial number and application before ordering.
Change engine
Cummins ISX15 / X15 / QSX Head Bolts & Fasteners
Head Bolts & Fasteners for Cummins ISX15 / X15 / QSX engines. Every part in this collection is listed for the ISX, ISX15, X15, QSX by its catalog application record, not by its title. Check your engine serial number or CPL against the part page before ordering.
5 part numbers. Match the part number and your engine serial number — not sure? Call or text (720) 445-6249.
| Part # | Replaces | Description | Fits | Price | Availability |
|---|---|---|---|---|---|
| MCBISXHBK | — | Interstate-McBee Cummins ISX/QSX Head Bolt Kit | CUMMINS ISX/QSX | $413.59 | Ships from supplier · Lead time confirmed when you order |
| M-3678804 | Cummins 3678804 | Interstate-McBee Cummins ISX/QSX Cylinder Head Bolt | CUMMINS ISX/QSX | $30.99 | Sold out - call for options |
| 040116 | — | Cummins ISX SERIES HEAD BOLT KIT | CUMMINS MULTIPLE CUMMINS ISX SERIES |
$388.33 | Ships from supplier · Lead time confirmed when you order |
| 040066 | — | Cummins Cylinder Head Bolt Kit | CUMMINS ISX SERIES CUMMINS ISX 15 ENGINE |
$57.58 | Ships from supplier · Lead time confirmed when you order |
| 040036 | Cummins 3917728 Cummins 3960043 |
Cummins Cylinder Head Bolt | CUMMINS ISX SERIES | $10.54 | Ships from supplier · Lead time confirmed when you order |
Got a Number We Don't List?
Text a photo of the part tag — a specialist crosses it and quotes you fast.