Engines | Mounts, , (USED) 1990 Caterpillar 3116 Diesel Engine, Serial # 7SF16664, 170HP Rated, Topkick Application, Test Run 6-18-15, Runs Perfect!!! Fully Inspected!! 156K 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 # 002493