Engines | Mounts, , (USED) 2006 Cummins ISX-450 Diesel Engine (EGR-Model), Serial # 79191150, CPL 8520, 450HP @ 2000RPM RATED, TEST RUN 7-13-15, Fully Inspected!!! LOW MILES!!! RUNS GREAT!! visit JJREBUILDERS.COM for more information on this motor or any other diesel engine. Call for more information 1-800-971-3019. INV # 002537