1 0 Cummins X15 Cylinder Head $4,199 USD NEW ISX SINGLE CAM HEAD WITH INCONEL INTAKE VALVES, 1 YEAR WARRANTY. NEW NO CORE. 3686432 -3686434 -3686660 -3686660 -3686774 -3686880 -3686881 -3687607 -3688761, -3688800 -4298235 -4298236 ... ConditionNewPart Number4374091Stock NumberNEW IS CUMMINS SINGLE CAM HEAD MLS Number13626586CategoryCylinder Heads Last Updated7/15/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info