Engines | Mounts, , (FRESH REBUILD) 2006 Caterpillar C15 ACERT Diesel Engine (TWIN TURBO), Serial # MXS69513, AR # 260-2884, Fam # 6CPXH0928EBK, 500HP RATED, 625HP Max Rating! Visit JJREBUILDERS for information on this engine or any other diesel engine you may be looking for. Call for more information 1-800-971-3019. INV # 004629