(Used) 2006 Caterpillar 3126, ENGINE ECM- Part Number: 10R4091-08, Serial Number: 2143L062IE, Engine Information. Serial Number: 11001613, Ref Serial Number: WAX76043, Displacement: 7.2L, Horsepower: 300, 2 Rectangular Plugs with 70 Pins each, Warranty Tag: 177982, 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