Used 2500 GPM Fire Pump with Cummins engine. Pump - Single Stage Patterson Pump 10x8 Type M. 2500 GPM @1750 RPM. Rebuilt 2016. 5 hrs after engine break in. Serial #8UPT4S22. Engine - Cummins NT-855-FI Engine. 255HP at 1750 RPM Serial number 10905864.