2 0 Mack AC 427 Cylinder Head for a 2004 Mack CH613 $1,249.99 USD (Used) 2003 Mack AC HEAD, Serial Number: 3M1831, CID: 728, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD... ConditionUsedFits To Make(s)MackFits To Model(s)CH613Will Fit Year(s)2004Stock NumberP-16682 MLS Number10246652CategoryCylinder Heads Last Updated12/18/2023 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info