Engines | Mounts, , (USED) 1992 Caterpilllar 3406B Diesel Engine (AIR TO AIR), Serial # 3ZJ21719, 425HP @ 2100 RPM, FULLY INSPECTED, Test Run 8-14-15!!! Runs Perfect!!! Visit JJREBUILDERS.COM for more information on this engine or any other diesel engine. Call 1-800-971-3019. INV # 002598