2011 Cummins ISB 6.7, School Bus, Engine Assys, Fits to: Freightliner B2, (Used) 2010 CUMMINS ISB 6.7, ENGINE ASSEMBLY- Family Number: 9CEXH0408BAG, Part Number: C01-00130-452, Serial Number: 73057994, Horsepower: 200, Displacement: 6.7L CPL: 3389, E.C.S.: PCM, EGR, 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 200, Serial# 73057994, Truck Year 2011 4UZABRDUXBCAT9937