1996 Cummins ISM, Intercity/Tour Bus, Engine Assys, Fits to: Other Other, (Used) 1998 Cummins M11, ENGINE ASSEMBLY- Family Number: WCEXH0661MAA, Displacement: 10.8L, Horsepower: 400, Serial Number: 34939990, CPL: 2371, E.C.S.: PCM, 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 400, Serial# 34939990, Casting# 34939990 YE2TA74B4T2027537