2015 Cummins ISX15, Engine Assys, (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 2015 Cummins ISX15 Diesel Engine, 450HP, CM2350 X101, CPL# 4583, Family# FCEXH0912XAT, Marketing Engine Configuration # D103012BB36, D103012BX03, Shop Order SO42514, 6 Cylinders, 15.0L, Turbocharged, Electronic, Engine Serial# 79823973