The Cat 3516 Industrial Diesel Fire Pump Engine is offered in ratings ranging from 1417-1480 kW (1900-1985 hp) @ 1460-1750 rpm. These ratings are non-certified, not FM Approved and not UL Listed. They are available for global non-regulated areas. Starting on demand is a must for a fire pump engine - always. Cat fire pump engines have a reputation for reliable starts and long efficient service.