2020 PACCAR MX13, Truck Tractor, Engine Assys, Fits to: Kenworth T680, (Used) 2020 PACCAR MX13, ENGINE ASSEMBLY- Displacement: 12.9L, Horsepower: 455, Serial Number: Y200113, Part Number: 2176233, E.C.S.: CAC, ECM, EGR-C, OC, SCR-U, PTOX, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Horse Power 340/455, Serial# Y200113, Casting# Y200113 1XKYDP9X5LJ317419