Engines | Mounts, , (USED) 1991 Caterpillar 3116 Diesel Engine (Mechanical Fuel Pump), Serial # 7SF17272, AR # 7E9905, 250HP Rated, Test Run 4-12-16, Runs Perfect!!! Fully Inspected!! 77,404 Miles. Visit jjrebuilders.com for more information on this motor or any other diesel engine you may be looking for. 1-800-971-3019. INV # 002873