Engines | Mounts, , (GOOD USED) 2005 Caterpillar C15 ACERT Diesel Engine (TWIN TURBO), Serial # MXS20531, AR # 261-5260, Fam # 5CPXH0928EBK, 435HP RATED @ 2100 RPM, 625HP Max Rating! Perfect Runner watch test run video! Visit JJ REBUILDERS for information on this engine or any other diesel engine you may be looking for. Call for more information 1-800-971-3019. INV # 004642