2004 Caterpillar 3126, , Engine Assys, Fits to: Thomas Built Other, (Used) 2003 CATERPILLAR 3126 ENGINE ASSEMBLY- Family Number: 3CPXH0442HBX, Displacement: 7.2L, Horsepower: 210, Serial Number: HEP25436, AR. No.: 224-7984, E.C.S.: EM, DI, TC, ECM, CAC, CAT, 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 210, Serial# HEP25436, Casting# HEP25436 Other