View 15 Photos View 0 Videos Cummins 5.9L Cylinder Head $550 USD Visually inspected, good used cylinder head from a Cummins ISB 5.9L engine. Application, year, miles or hours are all unknown. Casting number is 3943627. Engine serial number is 56602349.... ConditionUsedPart Numberp-8617Stock NumberP-8617 MLS Number10755524CategoryCylinder Heads Last Updated3/14/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info