2014 PACCAR MX13, Truck Tractor, Engine Assys, Fits to: Kenworth T680, (Used) 2013 PACCAR MX-13, ENGINE ASSEMBLY- Family Number: DPCRH12.9M01, Displacement: 12.9L, Horsepower: 340, Serial Number: Y037661, E.C.S.: DDI, TC, 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, Serial# Y037661, Casting# Y037661 1XKYDP9X0EJ416314