The Kohler KDI 3404 TCR is a 3.4 L 4-cylinder turbocharged, charge air cooled engine rated at 1800 rpm, producing up to 55.4 kW. It powers generator sets from Kohler, including the 48REOZK4, 55REOZT4 and KDI-TCR 3404E5/15. It holds 15.6 L (4.1 gal) of oil and 12 L (3.2 gal) of coolant.
| Oil capacity | 15.6 L |
|---|---|
| Coolant capacity | 12.0 L |
| Displacement | 3.4 L |
| Cylinders | 4 |
| Aspiration | Turbocharged, Charge Air Cooled |
| Rated speed | 1800 rpm |
| Gross power | 55 kW |