2001 Cummins ISB, TRUCK DELIVERY, Engine Cores, Fits to: Freightliner MT55 Chassis, (USED) 2000 Cummins ISB185, Complete Engine Assembly. S/N-56747543 P/N-YCEXH0359BAP HP-185 CPL-2687 ECS-PCM Displacement-5.9L For more information about this item call. We ship Worldwide. 929 W Pulaski Hwy Elkton, MD 21921 - ARR/CPL: 2687, Horse Power 185, Serial# 56747543, Casting# 56747543 4UZAA5BW31CH64830