2019 Cummins ISX/X15, Truck Tractor, Engine Assys, Fits to: Kenworth T680, (Used) 2018 Cummins ISX/X15, ENGINE ASSEMBLY- Family Number: JCEXH0912XAW, Displacement: 14.9L, Horsepower: 450, Ar.No./CPL: 4342, Serial Number: 80045368, Part Number: E6T8GR7B7Q8NC07A79, E.C.S: EGR,PTOX,SCRC, 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 450, Serial# 80045368, Casting# 80045368 1XKYD49XXKJ225476