The Cummins/Onan GTA14-G1 is a 14 L 6-cylinder turbocharged & aftercooled engine rated at 1500 rpm. It powers generator sets from Katolight, including the NL250FDZ4, NL250FGZ4, NL250FJZ4 and NL250FNZ4.
Also known as: Cummins GTA14-G1, GTA14-G1
Part of the Cummins/Onan GTA14 engine family — 3 variants share parts & fitment.
| Displacement | 14.0 L |
|---|---|
| Cylinders | 6 |
| Aspiration | Turbocharged & Aftercooled |
| Rated speed | 1500 rpm |
| Part # | Description | Category |
|---|---|---|
| 3822524 | Use on v-belts ( 3/8 to 7/8) and v-ribbed belts with 5 ribs or less. | belt |
| 3822525 | Use on v-beits larger than 7/8 in. and v-ribbed belts with 6 or more ribs. | belt |
| LF750 | Bypass Filter, 750 in3 | bypass_filter |
| LF3000 | Lube, Spin-On | oil_filter |
| 3376592 | Inch Pound Torque Wrench | other_service |
| 7-19 | Spark PLUG | spark_plug |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Cummins/Onan GTA14-G1 has a displacement of 14.0 liters with 6 cylinders.
The Cummins/Onan GTA14-G1 powers 6 generator set(s), including Katolight NL250FDZ4, Katolight NL250FGZ4, Katolight NL250FJZ4, Katolight NL250FNZ4, Katolight NL250FPZ4.