The Kohler KDI2504TM/G18 is a 2.5 L 4-cylinder turbocharged engine rated at 1800 rpm, producing up to 36.4 kW. It powers generator sets from Kohler, including the 30REOZK. It holds 11 L (2.9 gal) of oil and 11.4 L (3.0 gal) of coolant.
| Oil capacity | 11.0 L |
|---|---|
| Coolant capacity | 11.4 L |
| Displacement | 2.5 L |
| Cylinders | 4 |
| Aspiration | Turbocharged |
| Rated speed | 1800 rpm |
| Gross power | 36 kW |