Engines | Mounts, , (USED) 1991 Cummins N14-350P Diesel Engine (Mechanical Fuel Pump), Serial # 11635832, CPL # 1380, Part # 1683858C91, 350HP @ 1600 RPM, GOOD RUNNER, TESTED 11-19-15, FULLY INSPECTED! visit jjrebuilders.com for more information. 1-800-971-3019. INV # 002733