2008 Mack MP8, Truck Tractor, ECMs, Fits to: Mack CXU612, (Used) 2007 MACK MP8, ENGINE ECM- Serial Number: 07013587, Part Number: 20977021, Engine information- Mack MP8, Engine: P78450, 2 Rectangular Plug with 62 Pins each, Reference images for condition. For more information about this item, give us a call. We ship worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Serial# 07143587, Casting# 07143587, Truck Year 2008 1M1AW08Y88N001084