The Cummins/Onan NT-855-G2 is a turbocharged engine rated at 1800 rpm, producing up to 265 kW. It powers generator sets from Cummins/Onan, including the 175 DFE, DBBB and DFP 250. It holds 31 L (8.2 gal) of oil and 53 L (14.0 gal) of coolant.
Also known as: Cummins NT-855-G2
Part of the Cummins/Onan NT-855 engine family — 3 variants share parts & fitment.
| Oil capacity | 31.0 L |
|---|---|
| Coolant capacity | 53.0 L |
| Aspiration | turbocharged |
| Rated speed | 1800 rpm |
| Gross power | 265 kW |
| Part # | Description | Category |
|---|---|---|
| 8342-1 | AIR FILTER | air_filter |
| 903-0124 | NA | other_service |
| 903-0204 | NA | other_service |
| 903-0500 | NA | other_service |
| 903-0604 | NA | other_service |
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 NT-855-G2 engine has an oil capacity of 31.0 liters.
The Cummins/Onan NT-855-G2 powers 3 generator set(s), including Cummins/Onan 175 DFE, Cummins/Onan DBBB, Cummins/Onan DFP 250.