2001 Cummins ISB, Truck Delivery, Engine Assys, Fits to: Freightliner MT55 Chassis, (Used) 2001 Cummins ISB, ENGINE ASSEMBLY- Serial Number: 60293517, Displacement: 5.9L, Horsepower: 185, 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 185, Serial# TBD, Casting# TBD 4UZAA5BW21CJ05022