(Used) Cummins ISB, ECM- Serial Number: 3011899, Part Number: 3944124, ECM CODE: J90669.12, Horsepower: 185, ESN: 46063380/ 3926869, Part Number: 46063380, CPL: 2687, Engine: P-28280, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921