2014 PACCAR MX13, Truck Tractor, Engine Cores, Fits to: Peterbilt 579, (USED) 2012 Paccar MX-13, Complete Engine. S/N-Y021454 P/N-CPCRH12.9M01 HP-340 CPL-N/A ECS-DDI, TC, CAC, ECM, EGR-C, OC, SCR-U, PTOX For more information about this item call. We ship Worldwide. 929 W Pulaski Hwy Elkton, MD 21921 - ARR/CPL: N/A, Horse Power 340, Serial# Y021454, Casting# Y021454 1XPBDP9X9ED212416